- laaensis, Triptychia laaensis Schnabel, 2006 † - (FILHOLIIDAE) (FOSSIL)
- labacensis, Unio labacensis E.A. Rossmässler, 1835 - syn of: Unio crassus L. Philipsson in A. Retzius, 1788 - (UNIONIDAE)
- labadyei, Ataphrus labadyei (d'Archiac, 1850 †) - (ATAPHRIDAE) (FOSSIL)
- labadyei, Nodeuomphalus labadyei (d'Archiac & de Verneuil, 1842 †) - (EUOMPHALIDAE) (FOSSIL)
- labadyei, Amussiopecten labadyei (d'Archaic & Haime, 1853 †) - (PECTINIDAE) (FOSSIL)
- labaensis, Japonites labaensis Robinson, 1947 † - (GYMNITIDAE) (FOSSIL)
- labani, Limaria labani Meznerics, 1936 † - (LIMIDAE) (FOSSIL)
- Labbella, Genus Labbella Y.I. Starobogatov, 1970 (ONCHIDIIDAE)
- Labeceras, Genus Labeceras Spath , 1925 † (LABECERATIDAE) (FOSSIL)
- LABECERATIDAE Spath, 1925 † - Family (CEPHALOPODA-AMMONOIDEA [Subclass]-AMMONITIDA [Order]-ANCYLOCERATINA [Suborder]-ANCYLOCERATOIDEA [Superfamily]) (FOSSIL)
- labechei, Nautilus labechei d'Archiac & Haime, 1853 † - syn of: Eutrephoceras charpentieri (Leymerie, 1851 †) - (NAUTILIDAE) (FOSSIL)
- labechei, Eocolina labechei (G.P. Deshayes, 1864 †) - (NEWTONIELLIDAE) (FOSSIL)
- labecula, Astyris labecula A.A. Gould, 1862 - (COLUMBELLIDAE)
- labecula, Mitra labecula M. Herrmann & A.M. Dekkers, 2009 - (MITRIDAE)
- labecula, Nassa labecula A. Adams, 1852 † - syn of: Tritia burchardi (R.A. Philippi, 1849 †) - (NASSARIIDAE) (FOSSIL)
- labellata, Euspira labellata (J.B.P.A. Lamarck, 1804 †) - (NATICIDAE) (FOSSIL)
- labelleensis, Sinistrofulgur labelleensis E.J. Petuch, 1994 † - (BUSYCONIDAE) (FOSSIL)
- labelleensis, Terebraspira labelleensis E.J. Petuch, 1994 † - (FASCIOLARIIDAE) (FOSSIL)
- labelleensis, Phyllonotus labelleensis E.J. Petuch, 1994 † - (MURICIDAE) (FOSSIL)
- labellensis, Crassostrea virginica labellensis A.A. Olsson & A. Harbison, 1953 - (OSTREIDAE)
- labelliformis, Diplodonta labelliformis É.A.A. Locard, 1898 - syn of: Diplodonta brocchii (G.P. Deshayes, 1850) - (UNGULINIDAE)
- Labellinacca, syn of: Genus Euspira A.E.R. Agassiz, 1839 (NATICIDAE)
- Labellinacea, syn of: Genus Euspira A.E.R. Agassiz, 1839 (NATICIDAE)
- labellum, Aphanitoma labellum (G. Bonelli, 1841 †) - (BORSONIIDAE) (FOSSIL)
- labellum, Cochlostoma labellum (Thomä, 1845) † - (COCHLOSTOMATIDAE) (FOSSIL)
- labensis, Norites labensis Shevyrev, 1995 † - (LANCEOLITIDAE) (FOSSIL)
- labensis, Claraioides labensis Kotlyar & al., 2004 † - (PTERINOPECTINIDAE) (FOSSIL)
- labeo, Epitonium labeo (F.P. Jousseaume, 1912) - (EPITONIIDAE)
- labeo, Sultana labeo (W.J. Broderip, 1828) - (ORTHALICIDAE)
- labeo, Pleurodonte labeo H.A. Pilsbry, 1937 - (PLEURODONTIDAE)
- labeo, Licina labeo (O.F. Müller, 1774) - (POMATIIDAE)
- Labeoscala, syn of: Genus Epitonium P.F. Röding, 1798 (EPITONIIDAE)
- labeyriei, Cadulus labeyriei V. Scarabino, 1995 - (GADILIDAE)
- labeyriei, Elliptiolucina labeyriei R. von Cosel & P. Bouchet, 2008 - (LUCINIDAE)
- labiale, Monoceros labiale L.H. Hupé, 1854 - syn of: Testallium cepa (J. de C. Sowerby, 1846 †) - (MURICIDAE)
- labialis, Jorunna labialis (C.N.E. Eliot, 1908) - (DISCODORIDIDAE)
- labialis, Kentrodoris labialis C.N.E. Eliot, 1908 - syn of: Jorunna labialis (C.N.E. Eliot, 1908) - (DISCODORIDIDAE)
- labianix, Archaica labianix A.A. Schileyko, 1978 - (HYGROMIIDAE)
- labianix minor, Archaica labianix minor A.A. Schileyko, 1978 - (HYGROMIIDAE)
- labiata, Achatinella labiata W. Newcomb, 1853 - syn of: Leptachatina labiata (W. Newcomb, 1853) - (ACHATINELLIDAE)
- labiata, Cyclonidea labiata (A. Adams, 1860) - (ACLIDIDAE)
- labiata, Leptachatina labiata (W. Newcomb, 1853) - (AMASTRIDAE)
- labiata, Arca labiata D.C. Solander, 1786 - (ARCIDAE)
- labiata, Arca labiata J. Lightfoot, 1786 - syn of: Cucullaea labiata (J. Lightfoot, 1786) - (ARCIDAE)
- labiata, Anadara labiata G.B. I Sowerby, 1833 - syn of: Anadara perlabiata Grant & H.R. Gale, 1931 - (ARCIDAE)
- labiata, Scapharca labiata Sowerby, 1833 - syn of: Anadara perlabiata Grant & H.R. Gale, 1931 - (ARCIDAE)
- labiata, Neumayria labiata (M. von Neumayr in Herbich & M. von Neumayr, 1875 †) - (BITHYNIIDAE) (FOSSIL)
- labiata, Semicassis labiata (G. Perry, 1811) - (CASSIDAE)
- labiata, Cassis labiata L.W. Dillwyn, 1817 - syn of: Cassis cornuta (C. Linnaeus, 1758) - (CASSIDAE)
- labiata, Cavolinia labiata (A.V.M.D. D'Orbigny, 1834) - (CAVOLINIIDAE)
- labiata, Alinda biplicata labiata (C.A. Westerlund, 1885) - (CLAUSILIIDAE)
- labiata, Surcula labiata W.M. Gabb, 1873 † - (CLAVATULIDAE) (FOSSIL)
- labiata, Corbula labiata L.A. Reeve, 1844 - syn of: Potamocorbula nimbosa (S.C.T. Hanley, 1843) - (CORBULIDAE)
- labiata, Crossea labiata J.E. Tenison-Woods, 1876 - syn of: Dolicrossea labiata (J.E. Tenison-Woods, 1876) - (CROSSEOLIDAE)
- labiata, Cucullaea labiata (J. Lightfoot, 1786) - (CUCULLAEIDAE)
- labiata, Dolicrossea labiata (J.E. Tenison-Woods, 1876) - (ELACHISINIDAE)
- labiata, Erodona labiata W.G. Maton, 1810 - syn of: Erodona mactroides F.M. Daudin, 1802 - (ERODONIDAE)
- labiata, Eulima labiata A. Adams, 1861 - (EULIMIDAE)
- labiata, Diodora labiata (J.B.P.A. Lamarck, 1802 †) - (FISSURELLIDAE) (FOSSIL)
- labiata, Klikia labiata (B. Klika, 1891 †) - (HELICIDAE) (FOSSIL)
- labiata, Laternula labiata L.A. Reeve, 1863 - syn of: Laternula anatina (C. Linnaeus, 1758) - (LATERNULIDAE)
- labiata, Radix labiata (E.A. Rossmässler, 1835) - (LYMNAEIDAE)
- labiata, Anatina labiata L.A. Reeve, 1863 - syn of: Laternula anatina (C. Linnaeus, 1758) - (MACTRIDAE)
- labiata, Marginella labiata L.C. Kiener, 1841 - syn of: Prunum labiatum (L.C. Kiener, 1841) - (MARGINELLIDAE)
- labiata, Mya labiata W.G. Maton, 1810 - syn of: Erodona mactroides F.M. Daudin, 1802 - (MYIDAE)
- labiata, Terebralia labiata (G.P. Deshayes, 1833 †) - (POTAMIDIDAE) (FOSSIL)
- labiata, Ranularia labiata H.C.F. Schumacher, 1817 - syn of: Ranularia gutturnia (P.F. Röding, 1798) - (RANELLIDAE)
- labiata, Alvania labiata R.A. Philippi, 1836 - syn of: Alvania carinata (E.M. Da Costa, 1778) - (RISSOIDAE)
- labiata, Stenothyra labiata R.A.M. Brandt, 1968 - (STENOTHYRIDAE)
- labiata, Lambis labiata P.F. Röding, 1798 - syn of: Canarium labiatum (P.F. Röding, 1798) - (STROMBIDAE)
- labiata, Cheirodonta labiata (A. Adams, 1854) - (TRIPHORIDAE)
- labiata, Yoldia labiata G.B. II Sowerby, 1871 - syn of: Yoldia hyperborea (A.A. Gould, 1841) - (YOLDIIDAE)
- labiata collactea, Semicassis labiata collactea H.J. Finlay, 1928 - (CASSIDAE)
- labiata granulosa, Cucullaea labiata granulosa I.H. Jonas, 1846 - syn of: Cucullaea granulosa I.H. Jonas, 1846 - (CUCULLAEIDAE)
- labiata iheringi, Semicassis labiata iheringi (A. Carcelles, 1953) - (CASSIDAE)
- labiata insperata, Semicassis labiata insperata T. Iredale, 1927 - (CASSIDAE)
- labiata iredalei, Semicassis labiata iredalei F.M. Bayer, 1935 - (CASSIDAE)
- labiata petita, Cucullaea labiata petita T. Iredale, 1939 - syn of: Cucullaea petita T. Iredale, 1939 - (CUCULLAEIDAE)
- labiata robusta, Cavolinia labiata robusta J. Rampal, 2002 † - (CAVOLINIIDAE) (FOSSIL)
- labiata zeylanica, Semicassis labiata zeylanica (J.B.P.A. Lamarck, 1822) - (CASSIDAE)
- labiatum, Phalium labiatum G. Perry, 1811 - syn of: Semicassis labiata (G. Perry, 1811) - (CASSIDAE)
- labiatum, Dentalium labiatum W. Turton, 1819 - syn of: Antalis vulgaris (E.M. Da Costa, 1778) - (DENTALIIDAE)
- labiatum, Bythiospeum labiatum (D. Geyer, 1904) - (HYDROBIIDAE)
- labiatum, Prunum labiatum (L.C. Kiener, 1841) - (MARGINELLIDAE)
- labiatum, Tubiferoceras labiatum (R.P. Whitfield, 1878 †) - (PHRAGMOCERATIDAE) (FOSSIL)
- labiatum, Phragmoceras labiatum R.P. Whitfield, 1878 † - syn of: Tubiferoceras labiatum (R.P. Whitfield, 1878 †) - (PHRAGMOCERATIDAE) (FOSSIL)
- labiatum, Canarium labiatum (P.F. Röding, 1798) - (STROMBIDAE)
- labiatus, Platycuccoceras labiatus (J. Von Hauer, 1892 †) - (BALATONITIDAE) (FOSSIL)
- labiatus, Cryptoconus labiatus (G.P. Deshayes, 1834 †) - (CONIDAE) (FOSSIL)
- labiatus, Iberus alonensis labiatus J. Galindo, 2016 - (HELICIDAE)
- labiatus, Saxurinator labiatus (H. Schütt, 1963) - (HYDROBIIDAE)
- labiatus, Mytiloides labiatus (Schlotheim, 1813 †) - (INOCERAMIDAE) (FOSSIL)
- labiatus, Typhinellus labiatus (G.J. De Cristofori & G. Jan, 1832) - (MURICIDAE)
- labiatus, Nassarius labiatus (A. Adams, 1853) - (NASSARIIDAE)
- labiatus, Cryptonassarius labiatus (A. Adams, 1853) - syn of: Nassarius labiatus (A. Adams, 1853) - (NASSARIIDAE)
- labiatus, Menetus labiatus H.B. Baker, 1945 - (PLANORBIDAE)
- labiatus, Gyraulus labiatus W.H. Benson, 1850 - (PLANORBIDAE)
- labiatus, Notosinister labiatus A. Adams, 1854 - syn of: Cheirodonta labiata (A. Adams, 1854) - (TRIPHORIDAE)
- labiatus, Triphora labiatus A. Adams, 1854 - syn of: Cheirodonta labiata (A. Adams, 1854) - (TRIPHORIDAE)
- labiatus, Trochus labiatus Stoppani, 1858 † - syn of: Ptychomphalina moscardii (Stoppani, 1858 †) - (TROCHIDAE) (FOSSIL)
- labiatus, Turbo labiatus T. Brown, 1827 - syn of: Littorina arcana C.J. Hannaford-Ellis, 1978 - (TURBINIDAE)
- labiatus olydius, Canarium labiatus olydius P.L. Duclos, 1844 - syn of: Canarium olydium (P.L. Duclos, 1844) - (STROMBIDAE)
- labida, Cernuella labida É.A.A. Locard, 1894 - syn of: Cernuella virgata (E.M. Da Costa, 1778) - (HYGROMIIDAE)
- labida, Nassa labida L.A. Reeve, 1854 - syn of: Nassarius foveolatus (R.W. Dunker, 1847) - (NASSARIIDAE)
- labida, Streptostyla labida (P.M.A. Morelet, 1851) - (SPIRAXIDAE)
- Labidoherpia, Genus Labidoherpia L. Salvini-Plawén, 1978 (PRUVOTINIDAE)
- Labiella, Subgenus Leptachatina (Labiella) L. Pfeiffer, 1854 (AMASTRIDAE)
- labiellus, Subzebrinus labiellus (E.C. Von Martens, 1881) - (ENIDAE)
- labiellus kokandensis, Buliminus labiellus kokandensis E.C. Von Martens, 1882 - syn of: Pseudonapaeus sogdianus (E.C. Von Martens, 1874) - (ENIDAE)
- labiellus strophostoma, Buliminus labiellus strophostoma C.M.F. Ancey, 1886 - syn of: Subzebrinus labiellus (E.C. Von Martens, 1881) - (ENIDAE)
- labifera, Montereina labifera (F.D. Abraham, 1877) - (DISCODORIDIDAE)
- labilis, Petalochlamys labilis (A.A. Gould, 1859) - (HELICARIONIDAE)
- labillardierei, Dendrotrochus labillardierei (E.A. Smith, 1884) - (HELICARIONIDAE)
- labinensis, Alaginella labinensis (P.A. Maxwell, 1988 †) - (MARGINELLIDAE) (FOSSIL)
- labio, Euphaedusa aculus labio P.V. Gredler, 1878 - (CLAUSILIIDAE)
- labio, Cassidula labio O.F. von Möllendorff, 1887 - (ELLOBIIDAE)
- Labio, Genus Labio J.E. Gray, 1850 (TROCHIDAE)
- labio, Monodonta labio (C. Linnaeus, 1758) - (TROCHIDAE)
- labio, Monodonta labio H.A. Pilsbry, 1890 - syn of: Monodonta labio (C. Linnaeus, 1758) - (TROCHIDAE)
- labio confusa, Monodonta labio confusa C.M. Tapparone-Canefri, 1874 - syn of: Monodonta confusa C.M. Tapparone-Canefri, 1874 - (TROCHIDAE)
- labioflecta, Laevilitorina labioflecta R.K. Dell, 1990 - syn of: Dickdellia labioflecta (R.K. Dell, 1990) - (LITTORINIDAE)
- labioflecta, Corneolitorina labioflecta R.K. Dell, 1990 - syn of: Dickdellia labioflecta (R.K. Dell, 1990) - (LITTORINIDAE)
- labioflecta, Dickdellia labioflecta (R.K. Dell, 1990) - (ZEROTULIDAE)
- labiolirata, Clavatula labiolirata B.M. Landau & al., 2013 † - (CLAVATULIDAE) (FOSSIL)
- labioreflexus, Pharkidonotus labioreflexus Sturgeon, 1964 † - (BELLEROPHONTIDAE) (FOSSIL)
- labiosa, Acteon labiosa E. Forbes, 1846 - (ACTEONIDAE)
- labiosa, Pomacea labiosa F.C.L. Koch in R.A. Philippi, 1851 - syn of: Pomacea flagellata (T. Say, 1829) - (AMPULLARIIDAE)
- labiosa, Anadara labiosa (G.B. I Sowerby, 1833) - (ARCIDAE)
- labiosa, Ansola labiosa A.N. Golikov & O.V. Kussakin, 1978 - (BARLEEIIDAE)
- labiosa, Euryptyxis labiosa (O.F. Müller, 1774) - (CERASTUIDAE)
- labiosa, Etrema labiosa C. Hedley, 1922 - (CLATHURELLIDAE)
- labiosa, Columbella labiosa G.B. I Sowerby, 1822 - (COLUMBELLIDAE)
- labiosa, Ransoniella labiosa L. Dolin, 2007 - syn of: Notadusta punctata (C. Linnaeus, 1771) - (CYPRAEIDAE)
- labiosa, Diplommatina labiosa W.T. Blanford, 1868 - (DIPLOMMATINIDAE)
- labiosa, Eotomaria labiosa Ulrich & Scofield, 1897 † - (EOTOMARIIDAE) (FOSSIL)
- labiosa, Eulima labiosa G.B. I Sowerby, 1834 - (EULIMIDAE)
- labiosa, Helix labiosa G. Montagu, 1803 - syn of: Rissoa membranacea (J. Adams, 1800) - (HELICIDAE)
- labiosa, Alcadia brownii labiosa (C.B. Adams, 1851) - (HELICINIDAE)
- labiosa, Ponentina labiosa É.A.A. Locard, 1899 - syn of: Ponentina subvirescens (J.C. Bellamy, 1839) - (HYGROMIIDAE)
- labiosa, Lacuna labiosa S.L. Lovén, 1846 - syn of: Lacuna vincta (G. Montagu, 1803) - (LITTORINIDAE)
- Labiosa, Genus Labiosa Schmidt, 1832 † (MACTRIDAE) (FOSSIL)
- Labiosa, syn of: Genus Anatina H.C.F. Schumacher, 1817 (MACTRIDAE)
- labiosa, Bactrocythara labiosa (E.A. Smith, 1872) - (MANGELIIDAE)
- labiosa, Amyclina labiosa (J. de C. Sowerby, 1824 †) - (NASSARIIDAE) (FOSSIL)
- labiosa, Neritina labiosa G.B. I Sowerby, 1825 - (NERITIDAE)
- labiosa, Angiola labiosa (C.B. Adams, 1853) - (PLANAXIDAE)
- labiosa, Rastodens labiosa E.A. Kay, 1979 - (RASTODENTIDAE)
- labiosa, Rissoa labiosa G. Montagu, 1803 - syn of: Rissoa membranacea labiosa (G. Montagu, 1803) - (RISSOIDAE)
- labiosa, Rissoa membranacea labiosa (G. Montagu, 1803) - (RISSOIDAE)
- labiosa, Dolomena labiosa (W. Wood, 1828) - (STROMBIDAE)
- labiosa, Pusula labiosa (J.S. Gaskoin, 1836) - (TRIVIIDAE)
- labiosa, Dosinia labiosa A. Römer, 1862 - (VENERIDAE)
- labiosa, Meretrix labiosa J.B.P.A. Lamarck, 1801 - syn of: Meretrix meretrix (C. Linnaeus, 1758) - (VENERIDAE)
- labiosa elata, Rissoa labiosa elata R.A. Philippi, 1844 - syn of: Rissoa membranacea elata R.A. Philippi, 1844 - (RISSOIDAE)
- labiosa hirasei, Diplommatina labiosa hirasei H.A. Pilsbry, 1909 - (DIPLOMMATINIDAE)
- labiosa hyalina, Rissoa labiosa hyalina Fréminville, 1814 - syn of: Rissoa membranacea hyalina Fréminville, 1814 - (RISSOIDAE)
- labiosa okiensis, Diplommatina labiosa okiensis H.A. Pilsbry & Y. Hirase, 1908 - syn of: Diplommatina okiensis H.A. Pilsbry & Y. Hirase, 1908 - (DIPLOMMATINIDAE)
- labiosa tenuiplica, Diplommatina labiosa tenuiplica H.A. Pilsbry, 1900 - (DIPLOMMATINIDAE)
- labiosa teschi, Dolomena labiosa teschi (Cox, 1948) - (STROMBIDAE)
- labiospinosa, Agladrillia labiospinosa B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (DRILLIIDAE) (FOSSIL)
- Labiostrombus, Genus Labiostrombus C.H. Oostingh, 1925 (STROMBIDAE)
- labiosum, Phragmoceras labiosum Barrande, 1847 † - (PHRAGMOCERATIDAE) (FOSSIL)
- labiosus, Murex labiosus G.D. Chiereghini in G.D. Nardo, 1847 - syn of: Ocenebra erinaceus (C. Linnaeus, 1758) - (MURICIDAE)
- labiosus, Murex labiosus J.E. Gray, 1828 - syn of: Crassilabrum crassilabrum (Sowerby, 1834) - (MURICIDAE)
- labiosus, Turritriton labiosus (Wood, 1828) - (RANELLIDAE)
- labiosus, Zonites labiosus C.A. Westerlund, 1893 - (ZONITIDAE)
- labiosus fasciata, Ocenebra labiosus fasciata G.S. Coen, 1933 - syn of: Ocenebra erinaceus (C. Linnaeus, 1758) - (MURICIDAE)
- Labiovolva, syn of: Genus Prionovolva T. Iredale, 1930 (OVULIDAE)
- Labis, syn of: Subgenus Lithophaga (Leiosolenus) P.P. Carpenter, 1857 (MYTILIDAE)
- labium, Papuina labium (A.E.J. Férussac, 1822) - (CAMAENIDAE)
- labium, Helicigona labium A.E.J. Férussac, 1822 - syn of: Papuina labium (A.E.J. Férussac, 1822) - (HELICIDAE)
- labium, Helix labium A.E.J. Férussac, 1822 - syn of: Papuina labium (A.E.J. Férussac, 1822) - (HELICIDAE)
- Laboceras, Genus Laboceras Shevyrev , 1961 † (APLOCOCERATIDAE) (FOSSIL)
- labogensis, Paranorites labogensis Zharnikova, 1962 † - syn of: Arctoceras subhydaspis Kiparisova, 1961 † - (ARCTOCERATIDAE) (FOSSIL)
- laboratus, Proplanulites laboratus Buckman † - (PERISPHINCTIDAE) (FOSSIL)
- labordei, Nassarius labordei F.P. Jousseaume in J. Giner Mari, 1929 - (NASSARIIDAE)
- labordei, Barnea labordei F.P. Jousseaume in É. Lamy, 1923 - syn of: Barnea manilensis (R.A. Philippi, 1847) - (PHOLADIDAE)
- labordei, Solecurtus labordei (B. de Basterot, 1825 †) - (SOLECURTIDAE) (FOSSIL)
- laboutei, Sundaya laboutei Cecalupo & Perugia, 2017 - (CERITHIOPSIDAE)
- laboutei, Noumea laboutei W.B. Rudman, 1986 - (CHROMODORIDIDAE)
- laboutei, Doris laboutei (Á. Valdés, 2001) - (DORIDIDAE)
- laboutei, Turbonilla laboutei A. Peñas & E. Rolán, 2010 - (PYRAMIDELLIDAE)
- labradorensis, Arrhoges occidentalis labradorensis (C.W. Johnson, 1930) - (APORRHAIDAE)
- labradorica, Stenothecoides labradorica Resser, 1938 † - (CAMBRIDIIDAE) (FOSSIL)
- labratula, Mangelia labratula A.E.M. Cossmann, 1889 † - (MANGELIIDAE) (FOSSIL)
- labratula, Mitreola labratula (J.B.P.A. Lamarck, 1803 †) - (VOLUTOMITRIDAE) (FOSSIL)
- labrea, Haminoea labrea A.A. Olsson, 1928 † - syn of: Lithophysema labrea (A.A. Olsson, 1928 †) - (HAMINOEIDAE) (FOSSIL)
- labrea, Lithophysema labrea (A.A. Olsson, 1928 †) - (OPISTHOBRANCHIA (UNASSIGNED)) (FOSSIL)
- labreana, Columbella labreana C.J. Maury, 1912 † - (COLUMBELLIDAE) (FOSSIL)
- labreana, Lamelliconcha labreana C.J. Maury, 1912 † - (VENERIDAE) (FOSSIL)
- labreansis, Venericor labreansis (A.A. Olsson, 1929 †) - (CARDITIDAE) (FOSSIL)
- labrectus, Ananias labrectus Batten, 1989 † - (GOSSELETINIDAE) (FOSSIL)
- labrella, Cassidula labrella (G.P. Deshayes, 1830) - (ELLOBIIDAE)
- labrella, Natica labrella J.B.P.A. Lamarck, 1822 - syn of: Natica collaris J.H.F. Link, 1804 - (NATICIDAE)
- labrella, Ostrea labrella J.B.P.A. Lamarck, 1819 - syn of: Dendostrea folium (C. Linnaeus, 1758) - (OSTREIDAE)
- labrella, Dendostrea labrella J.B.P.A. Lamarck, 1819 - syn of: Dendostrea folium (C. Linnaeus, 1758) - (OSTREIDAE)
- labrellum, Plectrotrema labrellum C.B. Adams - syn of: Laemodonta striata (R.A. Philippi, 1846) - (ELLOBIIDAE)
- labrellus, Neoathleta labrellus (J.B.P.A. Lamarck, 1802 †) - (VOLUTIDAE) (FOSSIL)
- labrenana, Radiocentrum labrenana (H.A. Pilsbry, 1948) - (OREOHELICIDAE)
- Labridens, Genus Labridens Yochelson , 1956 † (SOLENISCIDAE) (FOSSIL)
- Labrocuspis, Genus Labrocuspis Heidecker, 1959 † (OMPHALOTROCHIDAE) (FOSSIL)
- Labroena, syn of: Genus Pseudonapaeus C.A. Westerlund, 1887 (ENIDAE)
- labroguttata, Phenacovolva labroguttata F.A. Schilder, 1969 - syn of: Phenacovolva aurantia (G.B. III Sowerby, 1889) - (OVULIDAE)
- Labrolabrum, syn of: Genus Pisanianura G. Rovereto, 1899 (PISANIANURIDAE)
- labrolineata, Erosaria labrolineata (J.S. Gaskoin, 1849) - (CYPRAEIDAE)
- labrolineata, Cypraea labrolineata J.S. Gaskoin, 1849 - syn of: Erosaria labrolineata (J.S. Gaskoin, 1849) - (CYPRAEIDAE)
- labrolineata helenae, Erosaria labrolineata helenae S.R. Roberts, 1869 - (CYPRAEIDAE)
- labrolineata maccullochi, Erosaria labrolineata maccullochi T. Iredale, 1939 - syn of: Cypraea flaveola C. Linnaeus, 1758 - (CYPRAEIDAE)
- labrolineata melanica, Erosaria labrolineata melanica T. Cossignani, 2015 - (CYPRAEIDAE)
- labrolineata nashi, Erosaria labrolineata nashi T. Iredale, 1931 - (CYPRAEIDAE)
- Labromysa, syn of: Genus Myonera W.H. Dall, 1886 (CUSPIDARIIDAE)
- labronica, Cocculina labronica C. Bogi, 1984 - (COCCULINIDAE)
- labronica, Bogia labronica (C. Bogi, 1984) - (LEPETELLIDAE)
- labronicus, Fusinus labronicus (T.A. de M. Monterosato, 1884) - (FASCIOLARIIDAE)
- labrosa, Cassis labrosa W. Martini, 1773 - syn of: Malea pomum (C. Linnaeus, 1758) - (CASSIDAE)
- labrosa, Obscurella labrosa C.A. Westerlund, 1883 - syn of: Cochlostoma martorelli (G. Servain, 1880) - (COCHLOSTOMATIDAE)
- labrosa, Cypraeovula labrosa (G. Bonelli, 1826 †) - (CYPRAEIDAE) (FOSSIL)
- labrosa, Marinula labrosa A.E.M. Cossmann, 1895 † - (ELLOBIIDAE) (FOSSIL)
- labrosa, Eotomaria labrosa Ulrich & Scofield, 1897 † - syn of: Eotomaria labiosa Ulrich & Scofield, 1897 † - (EOTOMARIIDAE) (FOSSIL)
- labrosa, Eulima labrosa R.B. Newton, 1891 - (EULIMIDAE)
- labrosa, Euphemites labrosa G.B. Campbell & H. Engel, 1963 † - (EUPHEMITIDAE) (FOSSIL)
- labrosa, Chevallieria labrosa A.E.M. Cossmann, 1888 - (IRAVADIIDAE)
- labrosa, Marginella labrosa J.H. Redfield, 1870 - syn of: Prunum labrosum (J.H. Redfield, 1870) - (MARGINELLIDAE)
- labrosa, Neomenia labrosa L. Salvini-Plawén, 1978 - (NEOMENIIDAE)
- labrosa, Burringtonia labrosa (K.T. Menke, 1828) - (ORTHALICIDAE)
- labrosa, Phanerotrema labrosa (J.W. Hall, 1859 †) - (PHANEROTREMATIDAE) (FOSSIL)
- labrosa, Pleurotomaria labrosa J.W. Hall, 1859 † - syn of: Phanerotrema labrosa (J.W. Hall, 1859 †) - (PLEUROTOMARIIDAE) (FOSSIL)
- labrosa, Rimella labrosa (G.B. I Sowerby, 1824 †) - (RIMELLIDAE) (FOSSIL)
- labrosa, Rissoina labrosa G. Schwartz, 1860 - (RISSOINIDAE)
- labrosa, Malea labrosa W. Martini, 1773 - syn of: Malea pomum (C. Linnaeus, 1758) - (TONNIDAE)
- labrosa alpina, Phanerotrema labrosa alpina Spitz, 1907 † - (PHANEROTREMATIDAE) (FOSSIL)
- Labrostrea, Genus Labrostrea Vialov, 1936 † (GRYPHAEIDAE) (FOSSIL)
- labrosum, Ellobium labrosum P.F. Röding, 1798 - syn of: Ellobium aurisjudae (C. Linnaeus, 1758) - (ELLOBIIDAE)
- labrosum, Prunum labrosum (J.H. Redfield, 1870) - (MARGINELLIDAE)
- labrosum, Fossulorbis cultratum labrosum H.A. Pilsbry, 1934 - (PLANORBIDAE)
- labrosum, Stenotrema labrosum T.B. Bland, 1862 - (POLYGYRIDAE)
- labrosus, Colus labrosus R. Tate, 1888 † - syn of: Varicosipho labrosus (R. Tate, 1888 †) - (BUCCINIDAE) (FOSSIL)
- labrosus, Buliminus labrosus (G.A. Olivier, 1804) - (ENIDAE)
- labrosus, Erycites labrosus F.A. von Quenstedt, 1886 † - (HAMMATOCERATIDAE) (FOSSIL)
- labrosus, Varicosipho labrosus (R. Tate, 1888 †) - (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- labrosus egregius, Buliminus labrosus egregius G. Nägele, 1902 - (ENIDAE)
- labrosus spirectinus, Buliminus labrosus spirectinus (J.R. Bourguignat, 1879) - (ENIDAE)
- labrotincta, Natica labrotincta G.B. III Sowerby, 1900 - syn of: Tectonatica suffusa (L.A. Reeve, 1855) - (NATICIDAE)
- labrotoma, Amphithalamus labrotoma W.L. May, 1919 - (ANABATHRIDAE)
- labrousseae, Balearites labrousseae Sarkar, 1955 † - (CRIOCERATITIDAE) (FOSSIL)
- labrum, Teloceras labrum Buckman † - (STEPHANOCERATIDAE) (FOSSIL)
- labrusca, Partula labrusca D.M. Crampton & C.M. Cooke, 1953 - (PARTULIDAE)
- labryrinthoides, Bellerophon labryrinthoides Whidborne, 1896 † - (BELLEROPHONTIDAE) (FOSSIL)
- labuana, Venus labuana A. Adams & L.A. Reeve, 1850 - syn of: Marcia japonica (J.F. Gmelin, 1791) - (VENERIDAE)
- labuanensis, Cyclotus labuanensis (L. Pfeiffer, 1863) - (CYCLOPHORIDAE)
- labuanensis, Geotrochus labuanensis L. Pfeiffer, 1863 - (HELICARIONIDAE)
- labuanensis, Oliva labuanensis F.P. Marrat, 1871 - syn of: Oliva multiplicata labuanensis F.P. Marrat, 1871 - (OLIVIDAE)
- labuanensis, Oliva multiplicata labuanensis F.P. Marrat, 1871 - (OLIVIDAE)
- labunensis, Sinuatodostomia labunensis E. Robba, S.I. Di Geronimo, N. Chaimanee & al., 2004 - (PYRAMIDELLIDAE)
- laburdense, Cochlostoma obscurum laburdense (L. de Folin & F. Bèrillon, 1877) - (COCHLOSTOMATIDAE)
- labyrintha, Melaxinaea labyrintha T. Iredale, 1931 - syn of: Melaxinaea vitrea (J.B.P.A. Lamarck, 1819) - (GLYCYMERIDIDAE)
- labyrintha, Melaxinaea labyrintha T. Iredale, 1930 - syn of: Melaxinaea vitrea (J.B.P.A. Lamarck, 1819) - (GLYCYMERIDIDAE)
- labyrintheum, Uber labyrintheum C. Hedley, 1924 - syn of: Polinices citrinus (R.A. Philippi, 1851) - (NATICIDAE)
- labyrintheum, Polinices labyrintheum C. Hedley, 1924 - syn of: Polinices citrinus (R.A. Philippi, 1851) - (NATICIDAE)
- labyrinthica, Laoma labyrinthica A.W.B. Powell, 1948 - (PUNCTIDAE)
- labyrinthica, Strobila labyrinthica H. Strebel, 1880 - syn of: Strobilops veracruzensis H.A. Pilsbry, 1927 - (STROBILOPSIDAE)
- labyrinthicus, Eubaculites labyrinthicus (Morton, 1834 †) - (BACULITIDAE) (FOSSIL)
- labyrinthicus, Strobilops labyrinthicus (T. Say, 1817) - (STROBILOPSIDAE)
- labyrinthina, Caledoniella labyrinthina (H. Basedow, 1905) - (VELUTINIDAE)
- Labyrinthiphaedusa, Subgenus Hemiphaedusa (Labyrinthiphaedusa) H. Nordsieck 2001 (CLAUSILIIDAE)
- Labyrinthoceras, Genus Labyrinthoceras Buckman, 1919 † (SPHAEROCERATIDAE) (FOSSIL)
- labyrinthodes, Aglaoglypta labyrinthodes (Whidborne, 1896 †) - (BELLEROPHONTIDAE) (FOSSIL)
- labyrinthoides, Labyrinthiphaedusa labyrinthoides (E.R. Sykes, 1898.) - (CLAUSILIIDAE)
- Labyrinthus, Genus Labyrinthus H.H. Beck, 1837 (CAMAENIDAE)
- labyrinthus, Labyrinthus labyrinthus (J.H. Chemnitz, 1795) - (CAMAENIDAE)
- labyrinthus, Tympanotonos labyrinthus (P. Nyst, 1836 †) - (POTAMIDIDAE) (FOSSIL)
- lacabrensis, Argopecten eccentricus lacabrensis Waller, 2011 - (PECTINIDAE)
- lacanientae, Kuroshiovolva lacanientae F.Jr. Lorenz, 2009 - (OVULIDAE)
- lacanientai, Oliva lacanientai D. Greifeneder & M. Blöcher, 1985 - (OLIVIDAE)
- lacazei, Clavocerithium lacazei A.E.M. Cossmann, 1898 - (CERITHIIDAE)
- lacazei, Weyla lacazei (Haime, 1855 †) - (NEITHEIDAE) (FOSSIL)
- lacazei, Potamides lacazei (Vasseur, 1882 †) - (POTAMIDIDAE) (FOSSIL)
- lacazei, Strophomenia lacazei G.F. Pruvot, 1899 - (STROPHOMENIIDAE)
- lacaziana, Unio lacaziana D. Dupuy, 1843 † - (UNIONIDAE) (FOSSIL)
- lacca, Eulima lacca J.T. Kuroda & T. Habe, 1971 - (EULIMIDAE)
- laccapoia, Poirieria laccapoia (Gardner, 1947 †) - (MURICIDAE) (FOSSIL)
- laccata, Acrotoma laccata O. Böttger, 1881 - (CLAUSILIIDAE)
- Laccinum, Genus Laccinum Eames, 1957 † (NEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- laccopoia, Panamurex laccopoia (J. Gardner, 1937 †) - (MURICIDAE) (FOSSIL)
- lacedaemoniorum, Viviparus lacedaemoniorum P. Oppenheim, 1891 † - (VIVIPARIDAE) (FOSSIL)
- lacelata, Utschamiella lacelata C.M. Kolesnikov, 1977 † - (UTSCHAMIELLIDAE) (FOSSIL)
- lacepedii, Buccinum lacepedii B.C.M. Payraudeau, 1826 - syn of: Tritia incrassata (H. Strøm, 1768) - (BUCCINIDAE)
- lacer, Hexabranchus lacer L.S.R. Bergh, 1900 - (HEXABRANCHIDAE)
- lacera, Doris lacera G.L.C.F.D. Cuvier, 1804 - syn of: Hexabranchus sanguineus (W.P.E.S. Rüppell & F.S. Leuckart, 1830) - (DORIDIDAE)
- lacera, Stenochaena lacera (Belokrys, 1991 †) - (GASTROCHAENIDAE) (FOSSIL)
- lacera, Indothais lacera (I. von Born, 1778) - (MURICIDAE)
- lacera, Thais lacera I. von Born, 1778 - syn of: Indothais lacera (I. von Born, 1778) - (MURICIDAE)
- lacera, Cymia lacera I. von Born, 1778 - syn of: Indothais lacera (I. von Born, 1778) - (MURICIDAE)
- lacera, Thaisella lacera I. von Born, 1778 - syn of: Indothais lacera (I. von Born, 1778) - (MURICIDAE)
- lacera, Issa lacera P.C. Abildgaard, 1806 - syn of: Colga villosa (N.H. Odhner, 1907) - (POLYCERIDAE)
- lacera, Pelicaria lacera (J. Marwick, 1931) - (STRUTHIOLARIIDAE)
- lacerans, Ostrea lacerans S.C.T. Hanley, 1856 - syn of: Dendostrea senegalensis (J.F. Gmelin, 1791) - (OSTREIDAE)
- lacerans, Ostrea lacerans G.B. II Sowerby, 1871 - syn of: Crassostrea tulipa (J.B.P.A. Lamarck, 1819) - (OSTREIDAE)
- lacerata, Barbatia lacerata (C. Linnaeus, 1758) - (ARCIDAE)
- lacerata, Arca lacerata J.G. Bruguière, 1789 - syn of: Barbatia lacerata (C. Linnaeus, 1758) - (ARCIDAE)
- lacerata, Helicostyla lacerata C.G. Semper, 1877 - (BRADYBAENIDAE)
- lacerata, Helicina lacerata H.B. Preston, 1914 - (HELICINIDAE)
- lacerata, Lottia lacerata R. Ramírez, 1974 - (LOTTIIDAE)
- lacerata, Coralliophila lacerata G.P. Deshayes, 1856 - syn of: Babelomurex cariniferus (G.B. I Sowerby, 1834) - (MURICIDAE)
- lacerata, Ostrea lacerata S.C.T. Hanley, 1846 - syn of: Dendostrea senegalensis (J.F. Gmelin, 1791) - (OSTREIDAE)
- lacerata, Videna lacerata C.G. Semper, 1874 - (TROCHOMORPHIDAE)
- lacerata, Antigona lacerata (S.C.T. Hanley, 1845) - (VENERIDAE)
- lacerata, Venus lacerata S.C.T. Hanley, 1845 - syn of: Antigona lacerata (S.C.T. Hanley, 1845) - (VENERIDAE)
- lacerata piruloides, Coralliophila lacerata piruloides E.C. Von Martens, 1876 - syn of: Babelomurex cariniferus (G.B. I Sowerby, 1834) - (MURICIDAE)
- laceratum, Murex laceratum G.P. Deshayes, 1856 - syn of: Babelomurex cariniferus (G.B. I Sowerby, 1834) - (MURICIDAE)
- lacerdae, Josanautilus lacerdae (Vilanova & Piera, 1870 †) - (CENOCERATIDAE) (FOSSIL)
- lacerdae, Nautilus lacerdae Vilanova & Piera, 1870 † - syn of: Josanautilus lacerdae (Vilanova & Piera, 1870 †) - (NAUTILIDAE) (FOSSIL)
- laceridens, Tellina laceridens (S.C.T. Hanley, 1844) - (TELLINIDAE)
- laceridens, Eurytellina laceridens S.C.T. Hanley, 1844 - syn of: Tellina laceridens (S.C.T. Hanley, 1844) - (TELLINIDAE)
- lacernula, Natica lacernula D'Orbigny, 1842 - syn of: Natica livida L. Pfeiffer, 1840 - (NATICIDAE)
- lacerta, Bulimus lacerta L. Pfeiffer, 1855 - syn of: Eudolichotis lacertus (L. Pfeiffer, 1855) - (BULIMULIDAE)
- lacerta, Scurria lacerta R. Ramírez, 1974 - syn of: Scurria araucana (A.V.M.D. D'Orbigny, 1839) - (LOTTIIDAE)
- lacerta, Collisella lacerta J. Ramírez-Böhme, 1974 - syn of: Scurria araucana (A.V.M.D. D'Orbigny, 1839) - (LOTTIIDAE)
- lacertina, Euthria lacertina A.A. Gould, 1860 - syn of: Afrocominella capensis (R.W. Dunker in R.A. Philippi, 1844) - (BUCCINIDAE)
- lacertina, Oliva bulbosa lacertina J.R.C. Quoy & J.P. Gaimard, 1825 - (OLIVIDAE)
- lacertina, Saladelos lacertina T. Iredale, 1933 - (RHYTIDIDAE)
- lacertina, Voluta virescens lacertina J. Lightfoot, 1786 - (VOLUTIDAE)
- lacertinum, Cerithium lacertinum A.A. Gould, 1861 - syn of: Cacozeliana granarium (L.C. Kiener, 1842) - (CERITHIIDAE)
- lacertinum, Bittium lacertinum A.A. Gould, 1861 - syn of: Cacozeliana granarium (L.C. Kiener, 1842) - (CERITHIIDAE)
- lacertosa, Chiroteuthis veranii lacertosa A.E. Verrill, 1881 - (CHIROTEUTHIDAE)
- lacertosa, Panopea lacertosa (B. Wade, 1926 †) - (HIATELLIDAE) (FOSSIL)
- lacertosus, Bathytoma lacertosus (C. Hedley, 1922) - (BORSONIIDAE)
- lacertosus, Deshayesites grandis lacertosus T.L. Casey † - (DESHAYESITIDAE) (FOSSIL)
- lacertosus, Clavus lacertosus C. Hedley, 1922 - syn of: Bathytoma lacertosus (C. Hedley, 1922) - (DRILLIIDAE)
- lacertosus, Perisphinctes lacertosus Pavlow & Lamplugh, 1891 † - syn of: Subdichotomoceras lamplughi (Spath, 1925 †) - (PERISPHINCTIDAE) (FOSSIL)
- lacertosus, Inquisitor lacertosus C. Hedley, 1922 - syn of: Bathytoma lacertosus (C. Hedley, 1922) - (PSEUDOMELATOMIDAE)
- lacertus, Eudolichotis lacertus (L. Pfeiffer, 1855) - (AMPHIBULIMIDAE)
- lacerum, Lepton lacerum J.G. Jeffreys, 1873 - (LASAEIDAE)
- lacerus, Murex lacerus I. von Born, 1778 - syn of: Indothais lacera (I. von Born, 1778) - (MURICIDAE)
- laceyi, Asperdaphne laceyi (G.B. III Sowerby, 1889) - (RAPHITOMIDAE)
- laceyi, Clanculus laceyi G.B. Sowerby, 1889 - syn of: Clanculus miniatus (H.E. Anton, 1838) - (TROCHIDAE)
- laceyi, Pleurotoma laceyi G.B. III Sowerby, 1889 - syn of: Asperdaphne laceyi (G.B. III Sowerby, 1889) - (TURRIDAE)
- lachayensis, Scutalus versicolor lachayensis W.K. Weyrauch, 1967 - (BULIMULIDAE)
- lacheineri, Belgrandiella lacheineri (H.C. Küster, 1852) - (HYDROBIIDAE)
- lacheineri adriolitoralis, Belgrandiella lacheineri adriolitoralis P. Radoman, 1975 - (HYDROBIIDAE)
- lacheineri glinensis, Belgrandiella lacheineri glinensis P. Radoman, 1975 - (HYDROBIIDAE)
- lachenbruchi, Vertipecten lachenbruchi F.S. MacNeil, 1967 † - (PECTINIDAE) (FOSSIL)
- lachensis, Limax lachensis P. Bérenguier, 1900 - (LIMACIDAE)
- lacheri, Subannularia lacheri (L. Pfeiffer, 1861) - (POMATIIDAE)
- lachesis, Ampelita lachesis (G.P. Deshayes in A.E.J. Férussac, 1840) - (ACAVIDAE)
- lachesis, Turrisipho lachesis (O.A.L. Mörch, 1869) - (BUCCINIDAE)
- lachesis, Neptunea lachesis O.A.L. Mörch, 1869 - syn of: Turrisipho lachesis (O.A.L. Mörch, 1869) - (BUCCINIDAE)
- lachesis, Colus lachesis O.A.L. Mörch, 1869 - syn of: Turrisipho lachesis (O.A.L. Mörch, 1869) - (BUCCINIDAE)
- Lachesis, syn of: Genus Chauvetia T.A. de M. Monterosato, 1884 (BUCCINIDAE)
- lachesis, Fusus lachesis O.A.L. Mörch, 1869 - syn of: Turrisipho lachesis (O.A.L. Mörch, 1869) - (FASCIOLARIIDAE)
- lachesis, Alvania lachesis (B. de Basterot, 1825 †) - (RISSOIDAE) (FOSSIL)
- lachesis, Turbo lachesis B. de Basterot, 1825 † - syn of: Alvania lachesis (B. de Basterot, 1825 †) - (TURBINIDAE) (FOSSIL)
- lachesis bicarinata, Turrisipho lachesis bicarinata (H.B.S. Friele, 1879) - (BUCCINIDAE)
- lachesis monacha, Ampelita lachesis monacha J.F. Mabille, 1890 - (ACAVIDAE)
- lachlani, Mysella lachlani R.K. Dell, 1952 - (MONTACUTIDAE)
- lachrimula, Pugnus lachrimula (Gould, 1862) - (MARGINELLIDAE)
- lachrimula, Marginella lachrimula A.A. Gould, 1862 - syn of: Pugnus lachrimula (Gould, 1862) - (MARGINELLIDAE)
- lachryma, Gibberula lachryma (L.A. Reeve, 1864) - (CYSTISCIDAE)
- lachryma, Mitra lachryma L.A. Reeve, 1845 - syn of: Anarithma metula (R.B. Hinds, 1843) - (MITRIDAE)
- lachryma, Anarithma lachryma R.P.J. Hervier, 1900 - syn of: Anarithma metula (R.B. Hinds, 1843) - (MITROMORPHIDAE)
- lachryma, Anarithma lachryma L.A. Reeve, 1845 - syn of: Anarithma metula (R.B. Hinds, 1843) - (MITROMORPHIDAE)
- lachryma, Elimia lachryma L.A. Reeve, 1861 - (PLEUROCERIDAE)
- lachryma, Pseudomelania lachryma (Blake) † - (PSEUDOMELANIIDAE) (FOSSIL)
- Lachryma, Subgenus Erato (Lachryma) J.E. Gray, 1832 (TRIVIIDAE)
- lachryma, Proterato lachryma (G.B. II Sowerby, 1832) - (TRIVIIDAE)
- lachrymosa, Nassa lachrymosa L.A. Reeve, 1853 - syn of: Nassarius distortus (A. Adams, 1852) - (NASSARIIDAE)
- lachrymosa, Carinodrillia lachrymosa J.H. McLean & L.H. Poorman, 1971 - (PSEUDOMELATOMIDAE)
- lachrymosa, Quadrula lachrymosa W.J. Swainson, 1840 - syn of: Quadrula quadrula C.S. Rafinesque, 1820 - (UNIONIDAE)
- lachrymosus, Acanthochites lachrymosus W.L. May & W.G. Torr, 1913 - syn of: Acanthochitona coxi (H.A. Pilsbry, 1894) - (ACANTHOCHITONIDAE)
- lachrymosus, Conus lachrymosus L.A. Reeve, 1849 - syn of: Nitidoconus boeticus (L.A. Reeve, 1844) - (CONIDAE)
- lachrymosus, Nassarius distortus lachrymosus L.A. Reeve, 1853 - (NASSARIIDAE)
- lachrymula, Granulina lachrymula (A.A. Gould, 1862) - (MARGINELLIDAE)
- lachrymulum, Epitonium lachrymulum (F.P. Jousseaume, 1912) - (EPITONIIDAE)
- lachtakensis, Calyptogena lachtakensis A. Petrov, 1982 † - syn of: Ectenagena elongata (W.H. Dall, 1916) - (VESICOMYIDAE) (FOSSIL)
- Lacia, Genus Lacia Slodkevitsch, 1967 † (NUCULIDAE) (FOSSIL)
- lacicus, Dictyoconites lacicus Mojsisovics, 1902 † - (AULACOCERATIDAE) (FOSSIL)
- lacinata, Mactra lacinata P.P. Carpenter, 1856 - syn of: Mulinia pallida (W.J. Broderip & G.B. I Sowerby, 1829) - (MACTRIDAE)
- lacinata, Mulinia lacinata P.P. Carpenter, 1856 - syn of: Mulinia pallida (W.J. Broderip & G.B. I Sowerby, 1829) - (MACTRIDAE)
- Lacinea, syn of: Genus Chama C. Linnaeus, 1758 (CHAMIDAE)
- Lacinia, Genus Lacinia Conrad , 1833 † (BUCCINIDAE) (FOSSIL)
- lacinia, Hemistomia lacinia M. Haase & P. Bouchet, 1998 - (TATEIDAE)
- Laciniaria, Genus Laciniaria J.D.W. Hartmann, 1844 (CLAUSILIIDAE)
- Laciniaria, syn of: Genus Elia H. Adams & A. Adams, 1855 (CLAUSILIIDAE)
- laciniata, Angaria delphinus laciniata J.B.P.A. Lamarck, 1816 - (ANGARIIDAE)
- laciniata, Zemacies laciniata (H.H. Suter, 1917 †) - (BORSONIIDAE) (FOSSIL)
- laciniata, Plectotropis laciniata P.M. Heude, 1882 - syn of: Plectotropis trichotropis laciniata (P.M. Heude, 1882) - (BRADYBAENIDAE)
- laciniata, Plectotropis trichotropis laciniata (P.M. Heude, 1882) - (BRADYBAENIDAE)
- laciniata, Scabrina laciniata (P.M. Heude, 1885) - (CYCLOPHORIDAE)
- laciniata, Dendrodoris laciniata (G.L.C.F.D. Cuvier) - (DENDRODORIDIDAE)
- laciniata, Gyrotoma laciniata (I. Lea, 1845) - (PLEUROCERIDAE)
- laciniata, Lambis laciniata P.F. Röding, 1798 - syn of: Lambis lambis (C. Linnaeus, 1758) - (STROMBIDAE)
- laciniata, Teredo laciniata G.F. Roch, 1935 - syn of: Teredo furcifera E.C. Von Martens, 1894 - (TEREDINIDAE)
- laciniata, Leukoma laciniata (P.P. Carpenter, 1864) - (VENERIDAE)
- laciniata, Tapes laciniata P.P. Carpenter, 1864 - syn of: Leukoma laciniata (P.P. Carpenter, 1864) - (VENERIDAE)
- laciniatalabrum, Volvarina laciniatalabrum M. Lussi & G. Smith, 1996 - (MARGINELLIDAE)
- laciniatum, Astralium calcar laciniatum J.B.P.A. Lamarck, 1819 - (TURBINIDAE)
- laciniatus, Notarchus laciniatus W.P.E.S. Rüppell & F.S. Leuckart, 1830 - syn of: Bursatella leachii H.M.D. de Blainville, 1817 - (APLYSIIDAE)
- laciniatus, Fusus laciniatus L.A. Reeve, 1847 - syn of: Trophon plicatus (J. Lightfoot, 1786) - (FASCIOLARIIDAE)
- laciniatus, Hexabranchus laciniatus J.E. Gray, 1850 - syn of: Hexabranchus lacer L.S.R. Bergh, 1900 - (HEXABRANCHIDAE)
- laciniatus, Chicomurex laciniatus (G.B. II Sowerby, 1841) - (MURICIDAE)
- laciniatus, Typhina laciniatus (R. Tate, 1888 †) - (MURICIDAE) (FOSSIL)
- laciniatus, Trophon laciniatus L.W. Dillwyn, 1817 - syn of: Trophon plicatus (J. Lightfoot, 1786) - (MURICIDAE)
- laciniatus, Typhis laciniatus R. Tate, 1888 † - syn of: Typhina laciniatus (R. Tate, 1888 †) - (MURICIDAE) (FOSSIL)
- laciniatus, Strombus laciniatus L.W. Dillwyn, 1817 - syn of: Sinustrombus sinuatus (J. Lightfoot, 1786) - (STROMBIDAE)
- laciniatus, Trochus laciniatus L.A. Reeve, 1848 - (TROCHIDAE)
- Laciniorbis, Subgenus Cochliolepis (Laciniorbis) E.C. Von Martens, 1897 (TORNIDAE)
- laciniosa, Discoteuthis laciniosa A.T. Young & C.F.E. Roper, 1969 - (CYCLOTEUTHIDAE)
- laciniosa, Okenia laciniosa R.A. Philippi, 1844 - syn of: Okenia elegans (F.S. Leuckart, 1828) - (GONIODORIDIDAE)
- laciniosa, Ludwigia laciniosa (Buckman †) - (GRAPHOCERATIDAE) (FOSSIL)
- laciniosa, Pleuropoma laciniosa (J.W. Mighels, 1845) - (HELICINIDAE)
- laciniosa, Actinella laciniosa R.T. Lowe, 1852 - (HYGROMIIDAE)
- laciniosa, Patella laciniosa C. Linnaeus, 1758 - syn of: Siphonaria laciniosa (C. Linnaeus, 1758) - (PATELLIDAE)
- laciniosa, Siphonaria laciniosa (C. Linnaeus, 1758) - (SIPHONARIIDAE)
- laciniosa alpha, Pleuropoma laciniosa alpha H.A. Pilsbry & C.M. Cooke, 1908 - (HELICINIDAE)
- laciniosa beta, Pleuropoma laciniosa beta H.A. Pilsbry & C.M. Cooke, 1908 - (HELICINIDAE)
- laciniosa bronniana, Pleuropoma laciniosa bronniana (R.A. Philippi, 1847) - (HELICINIDAE)
- laciniosa canyonensis, Pleuropoma laciniosa canyonensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa delta, Pleuropoma laciniosa delta H.A. Pilsbry & C.M. Cooke, 1908 - (HELICINIDAE)
- laciniosa ferruginea, Pleuropoma laciniosa ferruginea M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa gamma, Pleuropoma laciniosa gamma H.A. Pilsbry & C.M. Cooke, 1908 - (HELICINIDAE)
- laciniosa globuloidea, Pleuropoma laciniosa globuloidea M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa honokowaiensis, Pleuropoma laciniosa honokowaiensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa kaaensis, Pleuropoma laciniosa kaaensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa kahoolawensis, Pleuropoma laciniosa kahoolawensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa kickieensis, Pleuropoma laciniosa kickieensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa konaensis, Pleuropoma laciniosa konaensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa kulaensis, Pleuropoma laciniosa kulaensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa laura, Pleuropoma laciniosa laura M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa matutina, Pleuropoma laciniosa matutina M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa molokaiensis, Pleuropoma laciniosa molokaiensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa moomomiensis, Pleuropoma laciniosa moomomiensis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa perparva, Pleuropoma laciniosa perparva M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa piliformis, Pleuropoma laciniosa piliformis M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa praeparva, Pleuropoma laciniosa praeparva M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa pusilla, Pleuropoma laciniosa pusilla M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa rucuana, Siphonaria laciniosa rucuana H.A. Pilsbry, 1904 - syn of: Siphonaria rucuana H.A. Pilsbry, 1904 - (SIPHONARIIDAE)
- laciniosa sandwichiensis, Pleuropoma laciniosa sandwichiensis (L.F.A. Souleyet, 1852) - (HELICINIDAE)
- laciniosa signata, Pleuropoma laciniosa signata M.C. Neal, 1934 - (HELICINIDAE)
- laciniosa spaldingi, Pleuropoma laciniosa spaldingi M.C. Neal, 1934 - (HELICINIDAE)
- laciniosus, Okenia laciniosus R.A. Philippi, 1841 - syn of: Okenia elegans (F.S. Leuckart, 1828) - (GONIODORIDIDAE)
- laciniosus, Kaloplocamus laciniosus R.A. Philippi, 1841 - syn of: Okenia elegans (F.S. Leuckart, 1828) - (POLYCERIDAE)
- lacinulata, Bursatella lacinulata A.A. Gould, 1852 - syn of: Bursatella leachii H.M.D. de Blainville, 1817 - (APLYSIIDAE)
- lacinulata, Doris lacinulata O.F. Müller, 1776 - syn of: Herviella exigua (J.J. Risbec, 1928) - (DORIDIDAE)
- lacinulata, Tritonia lacinulata P. Forsskål - (TRITONIIDAE)
- lacinulatus, Conus lacinulatus L.C. Kiener, 1850 - syn of: Strategoconus litoglyphus (C.H. Hwass in J.G. Bruguière, 1792) - (CONIDAE)
- lacinulatus, Tergipes lacinulatus auct. non H.M.D. de Blainville, 1824 - syn of: Tenellia adspersa (A. Nordmann, 1845) - (FIONIDAE)
- lacinulatus, Tergipes lacinulatus H.M.D. de Blainville, 1824 - syn of: Tergipes tergipes (P. Forsskål in C. Niebuhr, 1775) - (FIONIDAE)
- Laciolina, Subgenus Tellina (Laciolina) T. Iredale, 1937 (TELLINIDAE)
- lacipidinae, Zeidora lacipidinae P. Lozouet, 1999 † - (FISSURELLIDAE) (FOSSIL)
- lackhamensis, Ena lackhamensis T.A. de M. Monterosato - syn of: Ena montana (J.P.R. Draparnaud, 1801) - (ENIDAE)
- lacockensis, Cylindrobullina lacockensis L.R. Cox & W.J. Arkell, 1950 † - (CYLINDROBULLINIDAE) (FOSSIL)
- lacoini, Corbicula lacoini Germain, 1905 - syn of: Corbicula fluminalis (O.F. Müller, 1774) - (CYRENIDAE)
- lacoini, Unio lacoini J. Germain, 1906 - syn of: Coelatura aegyptiaca lacoini J. Germain, 1906 - (UNIONIDAE)
- lacoini, Coelatura aegyptiaca lacoini J. Germain, 1906 - (UNIONIDAE)
- lacoini castanea, Corbicula lacoini castanea Germain, 1911 - syn of: Corbicula fluminalis (O.F. Müller, 1774) - (CYRENIDAE)
- lacoini chudeaui, Unio lacoini chudeaui J. Germain, 1906 - syn of: Coelatura aegyptiaca chudeaui J. Germain, 1906 - (UNIONIDAE)
- lacombi, Turnus lacombi McLearn, 1933 † - (MYIDA (UNASSIGNED)) (FOSSIL)
- lacondamini, Pyruclia lacondamini A.A. Olsson, 1964 † - (CANCELLARIIDAE) (FOSSIL)
- lacondamini, Sinum lacondamini A.A. Olsson, 1964 † - (NATICIDAE) (FOSSIL)
- Laconia, syn of: Genus Helicarion A.E.J. Férussac, 1821 (HELICARIONIDAE)
- Laconica, syn of: Genus Albinaria W. von Vest, 1867 (CLAUSILIIDAE)
- lacourti, Chrysallida lacourti F. Nordsieck, 1972 - syn of: Spiralinella spiralis (G. Montagu, 1803) - (PYRAMIDELLIDAE)
- lacourti, Setia lacourti (A. Verduin, 1984) - (RISSOIDAE)
- Lacriforma, Genus Lacriforma † (OPISTHOBRANCHIA (UNASSIGNED)) (FOSSIL)
- lacrima, Costoanachis lacrima B.M. Landau, F. Da Silva & S.M. Heitz, 2016 † - (COLUMBELLIDAE) (FOSSIL)
- lacrima, Epitonium lacrima R.N. Kilburn, 1985 - (EPITONIIDAE)
- lacrima, Hypselostoma lacrima B. Páll-Gergely & A. Hunyadi, 2015 - (HYPSELOSTOMATIDAE)
- lacrima, Conchatalos lacrima (R. Houart, 1991) - (MURICIDAE)
- lacrima, Nacella lacrima DeVries, 2007 † - (NACELLIDAE) (FOSSIL)
- lacrima, Onychoteuthis lacrima K.S. Bolstad & M.P. Seki in K.S. Bolstad, 2008 - (ONYCHOTEUTHIDAE)
- lacrima, Pseudosimnia lacrima L.R.L. Simone & C.M. Cunha, 2012 - (OVULIDAE)
- lacrima, Margovula lacrima (Cate, 1973) - (OVULIDAE)
- Lacrima, syn of: Genus Margovula T. Iredale, 1935 (OVULIDAE)
- lacrima, Trivirostra lacrima D. Fehse, 2015 - (TRIVIIDAE)
- lacrima, Diplodonta lacrima (R.N. Kilburn, 1996) - (UNGULINIDAE)
- lacrimabunda, Turbonilla lacrimabunda M. Harzhauser, 2014 † - (PYRAMIDELLIDAE) (FOSSIL)
- lacrimadugongi, Semelangulus lacrimadugongi S. Kato & Ohsuga, 2007 - (TELLINIDAE)
- lacrimaeformae, Eulimella lacrimaeformae A. Peñas & E. Rolán, 2016 - (PYRAMIDELLIDAE)
- lacrimaeformae, Ondina lacrimaeformae A. Peñas, E. Rolán & F. Swinnen, 2014 - (PYRAMIDELLIDAE)
- lacrimans, Diplommatina lacrimans J.J. Vermeulen, 1993 - (DIPLOMMATINIDAE)
- Lacrimarion, Genus Lacrimarion M.T. Connolly, 1939 (UROCYCLIDAE)
- Lacrimiforma, Genus Lacrimiforma Sohl, 1963 † (PYRAMIDELLIDAE) (FOSSIL)
- lacrimosus, Plekocheilus lacrimosus H. von Heimburg, 1884 - (AMPHIBULIMIDAE)
- lacrimosus, Eothetidites lacrimosus Tozer, 1994 † - (THETIDITIDAE) (FOSSIL)
- lacrimula, Palmulacypraea musumea lacrimula (F.Jr. Lorenz, 2002) - (CYPRAEIDAE)
- lacrimula, Limulatys lacrimula (C.R. Laws, 1939 †) - (HAMINOEIDAE) (FOSSIL)
- lacrimula, Granulina lacrimula (Gould, 1862) - (MARGINELLIDAE)
- lacrimula, Volutella lacrimula W.H. Dall, 1889 - syn of: Pugnus lachrimula (Gould, 1862) - (MARGINELLIDAE)
- lacrimula amianta, Volutella lacrimula amianta W.H. Dall, 1889 - syn of: Granulina amianta (W.H. Dall, 1889) - (MARGINELLIDAE)
- lacryma, Nassarius lacryma L.M.D. Bellardi, 1882 † - (NASSARIIDAE) (FOSSIL)
- lacryma, Nuculana lacryma (Sowerby, 1824 †) - (NUCULANIDAE) (FOSSIL)
- lacryma, Nucula lacryma Sowerby, 1824 † - syn of: Nuculana lacryma (Sowerby, 1824 †) - (NUCULIDAE) (FOSSIL)
- lacrymiformis, Unio lacrymiformis É.A.A. Locard, 1893 - syn of: Unio tumidus A. Retzius, 1788 - (UNIONIDAE)
- lacrymosus, Unio lacrymosus I. Lea, 1828 - syn of: Quadrula quadrula C.S. Rafinesque, 1820 - (UNIONIDAE)
- lacrymula, Perlucidiscala lacrymula F.P. Jousseaume, 1912 - syn of: Epitonium lachrymulum (F.P. Jousseaume, 1912) - (EPITONIIDAE)
- lactacea, Melanopsis lactacea A.E.M. Cossmann, 1888 † - (MELANOPSIDAE) (FOSSIL)
- lactaena, Physa lactaena H.D. Russell, 1935 † - (PHYSIDAE) (FOSSIL)
- lactanea, Arca lactanea S.V. Wood, 1840 - syn of: Striarca lactea (C. Linnaeus, 1758) - (ARCIDAE)
- lactanea, Striarca lactanea S.V. Wood, 1840 - syn of: Striarca lactea (C. Linnaeus, 1758) - (NOETIIDAE)
- lactanea, Alvania lactanea M. Glibert, 1949 † - (RISSOIDAE) (FOSSIL)
- lactaria, Nerita lactaria C. Linnaeus, 1771 - syn of: Nerita plicata C. Linnaeus, 1758 - (NERITIDAE)
- lactaria, Gongylostoma lactaria (A.A. Gould, 1848) - (UROCOPTIDAE)
- lactarius, Bulimus lactarius K.T. Menke, 1846 - syn of: Rabdotus alternatus (T. Say, 1830) - (BULIMULIDAE)
- lactarius, Stilapex lactarius T. Iredale, 1925 - (EULIMIDAE)
- lactea, Partulina variabilis lactea J.T. Gulick, 1856 - (ACHATINELLIDAE)
- lactea, Achatina lactea L.A. Reeve, 1842 - (ACHATINIDAE)
- lactea, Acteon lactea A. Michaud, 1829 - syn of: Euparthenia humboldti (A. Risso, 1826) - (ACTEONIDAE)
- lactea, Amalda lactea J.T. Kuroda, 1960 - (ANCILLARIIDAE)
- lactea, Arca lactea C. Linnaeus, 1758 - syn of: Striarca lactea (C. Linnaeus, 1758) - (ARCIDAE)
- lactea, Astarte lactea W.J. Broderip & G.B. I Sowerby, 1829 - syn of: Astarte borealis (H.C.F. Schumacher, 1817) - (ASTARTIDAE)
- lactea, Lampania lactea L.C. Kiener, 1842 - syn of: Cerithium nesioticum H.A. Pilsbry & E.G. Vanatta, 1906 - (BATILLARIIDAE)
- lactea, Sydaphera lactea (G.P. Deshayes, 1830) - (CANCELLARIIDAE)
- lactea, Phalium lactea L.C. Kiener, 1835 - syn of: Semicassis centiquadrata (A. Valenciennes, 1832) - (CASSIDAE)
- lactea, Chromodoris lactea L.S.R. Bergh, 1905 - syn of: Goniobranchus fidelis (E.F. Kelaart, 1858) - (CHROMODORIDIDAE)
- lactea, Eatonina lactea W.F. Ponder & E.K. Yoo, 1980 - (CINGULOPSIDAE)
- lactea, Columbella lactea P.L. Duclos, 1840 - syn of: Graphicomassa ligula (P.L. Duclos, 1840) - (COLUMBELLIDAE)
- lactea, Columbella lactea G.B. Sowerby, 1844 - syn of: Zafrona idalina (P.L. Duclos, 1840) - (COLUMBELLIDAE)
- lactea, Columbella lactea L.A. Reeve, 1858 - syn of: Metanachis marquesa (J.S. Gaskoin, 1851) - (COLUMBELLIDAE)
- lactea, Pyrene obtusa lactea (L.C. Kiener, 1834) - (COLUMBELLIDAE)
- lactea, Erosaria lactea W. Wood, 1828 - syn of: Erosaria eburnea (D.H. Barnes, 1824) - (CYPRAEIDAE)
- lactea, Graptacme lactea (G.P. Deshayes, 1825) - (DENTALIIDAE)
- lactea, Diaphana lactea (J.G. Jeffreys, 1877) - (DIAPHANIDAE)
- lactea, Lissodrillia lactea P.J. Fallon, 2016 - (DRILLIIDAE)
- lactea, Epitonium lactea K.T. Menke, 1828 - syn of: Epitonium kraussi (P. Nyst, 1871) - (EPITONIIDAE)
- lactea, Bessomia lactea (J.T. Kuroda, 1949) - (EULIMIDAE)
- lactea, Eulima lactea A. Adams, 1854 - (EULIMIDAE)
- lactea, Eulima lactea J.P.S. Grateloup, 1838 † - (EULIMIDAE) (FOSSIL)
- lactea, Polygona lactea (Matthews-Cascon, H.C. Matthews & C. de A. Rocha, 1991) - (FASCIOLARIIDAE)
- lactea, Cecilioides lactea P.A. Moitessier, 1868 - syn of: Cecilioides acicula (O.F. Müller, 1774) - (FERUSSACIIDAE)
- lactea, Otala lactea (O.F. Müller, 1774) - (HELICIDAE)
- lactea, Helix lactea O.F. Müller, 1774 - syn of: Otala lactea (O.F. Müller, 1774) - (HELICIDAE)
- lactea, Hydrobia lactea (H.C. Küster, 1852) - (HYDROBIIDAE)
- lactea, Nesobornia lactea J.T. Kuroda, 1960 - syn of: Radobornia bryani (H.A. Pilsbry, 1921) - (KELLIIDAE)
- lactea, Lucina lactea A. Adams, 1855 - syn of: Pseudolucinisca lacteola (R. Tate, 1897) - (LUCINIDAE)
- lactea, Loripes lactea C. Linnaeus, 1758 - syn of: Loripes lacteus (C. Linnaeus, 1758) - (LUCINIDAE)
- lactea, Mactra lactea J.B.P.A. Lamarck, 1818 - syn of: Mactra stultorum (C. Linnaeus, 1758) - (MACTRIDAE)
- lactea, Spisula lactea G.S. Poli, 1791 - syn of: Spisula subtruncata (da Costa, 1778) - (MACTRIDAE)
- lactea, Mactra lactea G.S. Poli, 1791 - syn of: Spisula subtruncata (da Costa, 1778) - (MACTRIDAE)
- lactea, Raeta lactea I.P. Zorina, 1978 - syn of: Raeta pulchella (A. Adams & L.A. Reeve, 1850) - (MACTRIDAE)
- lactea, Marginella lactea L.C. Kiener, 1841 - syn of: Volvarina abbreviata (C.B. Adams, 1850) - (MARGINELLIDAE)
- lactea, Marginella lactea W.J. Swainson, 1840 - syn of: Prunum marginatum (I. von Born, 1778) - (MARGINELLIDAE)
- lactea, Marginella lactea F.W. Hutton, 1880 - syn of: Austroginella muscaria (J.B.P.A. Lamarck, 1822) - (MARGINELLIDAE)
- lactea, Mitra lactea J.B.P.A. Lamarck, 1811 - syn of: Mitra cornicula (C. Linnaeus, 1758) - (MITRIDAE)
- lactea, Mitra lactea R.A. Philippi, 1836 - syn of: Mitra cornicula (C. Linnaeus, 1758) - (MITRIDAE)
- lactea, Mysella lactea C. Hedley, 1902 - (MONTACUTIDAE)
- lactea, Tellimya lactea T. Brown, 1827 - syn of: Kellia suborbicularis (G. Montagu, 1803) - (MONTACUTIDAE)
- lactea, Cyllene lactea A. Adams & G.F. Angas, 1864 - (NASSARIIDAE)
- lactea, Nassa lactea F.P. Marrat, 1880 - syn of: Tritia casta (A.A. Gould, 1850) - (NASSARIIDAE)
- lactea, Striarca lactea (C. Linnaeus, 1758) - (NOETIIDAE)
- lactea, Olivella lactea (F.P. Marrat, 1871) - (OLIVELLIDAE)
- lactea, Oliva lactea F.P. Marrat, 1871 - syn of: Olivella lactea (F.P. Marrat, 1871) - (OLIVIDAE)
- lactea, Onchidoris lactea (A.E. Verrill, 1900) - (ONCHIDORIDIDAE)
- lactea, Ostrea lactea G.B. II Sowerby, 1871 - syn of: Alectryonella plicatula (J.B.P.A. Lamarck, 1801) - (OSTREIDAE)
- lactea, Alectryonella lactea G.B. II Sowerby, 1871 - syn of: Alectryonella plicatula (J.B.P.A. Lamarck, 1801) - (OSTREIDAE)
- lactea, Ovula lactea F. Paetel, 1887 - syn of: Procalpurnus lacteus (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- lactea, Diminovula lactea T. Iredale, 1930 - syn of: Diminovula alabaster (L.A. Reeve, 1865) - (OVULIDAE)
- lactea, Diminovula lactea G.W. Tryon, 1885 - syn of: Diminovula alabaster (L.A. Reeve, 1865) - (OVULIDAE)
- lactea, Microhedyle lactea H. Hertling, 1930 - syn of: Microhedyle glandulifera (A. Kowalevsky, 1901) - (PARHEDYLIDAE)
- lactea, Bathyacmaea lactea S.Q. Zhang, J.L. Zhang & S.P. Zhang, 2016 - (PECTINODONTIDAE)
- lactea, Chondrothyra tosta lactea C. de la Torre & P. Bartsch, 1938 - (POMATIIDAE)
- lactea, Turbonilla lactea (C. Linnaeus, 1758) - (PYRAMIDELLIDAE)
- lactea, Kleinella lactea A. Michaud, 1829 - syn of: Euparthenia humboldti (A. Risso, 1826) - (PYRAMIDELLIDAE)
- lactea, Odostomia lactea G.F. Angas, 1867 - syn of: Syrnola angasi (G.W. Tryon, 1886) - (PYRAMIDELLIDAE)
- lactea, Eucyclotoma lactea (L.A. Reeve, 1843) - (RAPHITOMIDAE)
- lactea, Retusa lactea (J.G. Jeffreys, 1877) - (RETUSIDAE)
- lactea, Onoba lactea (H.J. Finlay, 1926 †) - (RISSOIDAE) (FOSSIL)
- lactea, Alvania lactea (A. Michaud, 1830) - (RISSOIDAE)
- lactea, Scrobicularia lactea C.A. Récluz in J.C. Chenu, 1845 - syn of: Scrobicularia cottardii (B.C.M. Payraudeau, 1826) - (SCROBICULARIIDAE)
- lactea, Abra lactea I. Krynicki, 1837 - syn of: Abra segmentum (C.A. Récluz, 1843) - (SEMELIDAE)
- lactea, Abra lactea R.W. Dunker, 1861 - syn of: Iacra seychellarum (A. Adams, 1856) - (SEMELIDAE)
- lactea, Moerella lactea H. Adams, 1871 - syn of: Semelangulus adamsi M. Huber, A. Langleit & K. Kreipl, 2015 - (TELLINIDAE)
- lactea, Terebra lactea G.P. Deshayes, 1859 - syn of: Impages bacillus (G.P. Deshayes, 1859) - (TEREBRIDAE)
- lactea, Hastula lactea G.P. Deshayes, 1859 - syn of: Impages bacillus (G.P. Deshayes, 1859) - (TEREBRIDAE)
- lactea, Bayania lactea (J.B.P.A. Lamarck, 1806 †) - (THIARIDAE) (FOSSIL)
- lactea, Triphora lactea T.A. de M. Monterosato, 1879 - syn of: Marshallora adversa (G. Montagu, 1803) - (TRIPHORIDAE)
- lactea, Tritonia lactea W. Thompson, 1840 - syn of: Dendronotus lacteus (W. Thompson, 1840) - (TRITONIIDAE)
- lactea, Trivellona lactea Fehse, 2017 - (TRIVIIDAE)
- lactea, Synaptocochlea lactea G.W. Nowell-Usticke, 1959 - syn of: Synaptocochlea picta (A.V.M.D. D'Orbigny, 1847) - (TROCHIDAE)
- lactea, Mesalia lactea H.P.C. Møller, 1842 - syn of: Tachyrhynchus reticulatus (J.W. Mighels & Adams, 1842) - (TURRITELLIDAE)
- lactea, Turritella lactea H.P.C. Møller, 1842 - syn of: Tachyrhynchus reticulatus (J.W. Mighels & Adams, 1842) - (TURRITELLIDAE)
- lactea, Periglypta lactea J.B.P.A. Lamarck, 1818 - syn of: Pitar hebraeus (J.B.P.A. Lamarck, 1818) - (VENERIDAE)
- lactea, Venus lactea E. Donovan, 1803 - syn of: Venus casina C. Linnaeus, 1758 - (VENERIDAE)
- lactea epetrima, Striarca lactea epetrima P.G. Oliver & R. von Cosel, 1993 - syn of: Striarca lactea (C. Linnaeus, 1758) - (NOETIIDAE)
- lactea erythrea, Arca lactea erythrea A. Issel, 1869 - syn of: Striarca erythraea (A. Issel, 1869) - (ARCIDAE)
- lactea gibba, Arca lactea gibba C.F.F. von Krauss, 1848 - syn of: Striarca pisolina (J.B.P.A. Lamarck, 1819) - (ARCIDAE)
- lactea murcica, Otala lactea murcica (E.A. Rossmässler, 1854) - (HELICIDAE)
- lactea paullula, Odostomia lactea paullula J.G. Jeffreys, 1867 - syn of: Turbonilla lactea (C. Linnaeus, 1758) - (PYRAMIDELLIDAE)
- lactea quoyi, Striarca lactea quoyi B.C.M. Payraudeau, 1826 - syn of: Striarca lactea (C. Linnaeus, 1758) - (NOETIIDAE)
- lactea royana, Cyllene lactea royana (T. Iredale, 1924) - syn of: Cyllene royana (T. Iredale, 1924) - (NASSARIIDAE)
- lactea scoliosa, Striarca lactea scoliosa P.G. Oliver & R. von Cosel, 1993 - syn of: Striarca lactea (C. Linnaeus, 1758) - (NOETIIDAE)
- lacteana, Corbula lacteana H.D. Russell & Landes, 1937 † - (CORBULIDAE) (FOSSIL)
- lacteana, Oliva tigridella lacteana P. Dautzenberg, 1927 - (OLIVIDAE)
- Lactemiles, syn of: Genus Scintilla G.P. Deshayes, 1856 (GALEOMMATIDAE)
- lacteobasis, Natica lacteobasis J.T. Kuroda, 1961 - (NATICIDAE)
- lacteodens, Paravitrea lacteodens H.A. Pilsbry, 1903 - (ZONITIDAE)
- lacteoflua, Cochlodinella lacteoflua (H.A. Pilsbry, 1903) - (UROCOPTIDAE)
- lacteofluviale, Poteria lacteofluviale (H.A. Pilsbry & A.P. Brown, 1910) - (NEOCYCLOTIDAE)
- lacteoides, Columbella lacteoides Martin, 1879 † - (COLUMBELLIDAE) (FOSSIL)
- lacteoides, Pardalinops lacteoides T. Habe & S. Kosuge, 1966 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- lacteoides, Pyrene lacteoides T. Habe & S. Kosuge, 1966 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- lacteola, Filodrillia lacteola (J.C. Verco, 1909) - (BORSONIIDAE)
- lacteola, Hypselodoris lacteola W.B. Rudman, 1995 - (CHROMODORIDIDAE)
- lacteola, Drillia lacteola J.C. Verco, 1909 - syn of: Filodrillia lacteola (J.C. Verco, 1909) - (DRILLIIDAE)
- lacteola, Eatoniella roseola lacteola (A.W.B. Powell, 1955) - (EATONIELLIDAE)
- lacteola, Pseudolucinisca lacteola (R. Tate, 1897) - (LUCINIDAE)
- lacteola, Lucina lacteola R. Tate, 1897 - syn of: Pseudolucinisca lacteola (R. Tate, 1897) - (LUCINIDAE)
- lacteola, Syrnola lacteola H.B. Preston, 1904 - syn of: Styloptygma lacteolum H.B. Preston, 1903 - (PYRAMIDELLIDAE)
- lacteola crebrespirata, Drillia lacteola crebrespirata J.C. Verco, 1909 - syn of: Filodrillia crebrespirata (J.C. Verco, 1909) - (DRILLIIDAE)
- lacteola sinusegens, Filodrillia lacteola sinusegens (J.C. Verco, 1909) - (BORSONIIDAE)
- lacteolata, Canefriula lacteolata (E.A. Smith, 1887) - (CAMAENIDAE)
- lacteolata, Papuina lacteolata W.S.S. Van Benthem-Jutting, 1965 - (CAMAENIDAE)
- lacteolata japenensis, Papuina lacteolata japenensis W.S.S. Van Benthem-Jutting, 1965 - (CAMAENIDAE)
- lacteolata kuruduensis, Canefriula lacteolata kuruduensis W.S.S. Van Benthem-Jutting, 1965 - (CAMAENIDAE)
- lacteolum, Laevidentalium lacteolum R. Tate, 1899 † - (LAEVIDENTALIIDAE) (FOSSIL)
- lacteolum, Styloptygma lacteolum H.B. Preston, 1903 - (PYRAMIDELLIDAE)
- Lacteoluna, Genus Lacteoluna H.A. Pilsbry, 1926 (SAGDIDAE)
- lacteolus, Tachyrhynchus lacteolus (P.P. Carpenter, 1864) - (TURRITELLIDAE)
- lacteolus, Unio lacteolus I. Lea, 1834 - syn of: Diplodon delodontus (J.B.P.A. Lamarck, 1819) - (UNIONIDAE)
- lacteosa, Mathilda lacteosa W.H. Dall, 1927 - (MATHILDIDAE)
- lactescens, Columbella lactescens S.M. Souverbie, 1866 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- lactescens, Nitidella lactescens S.M. Souverbie, 1866 - syn of: Pardalinops testudinaria (J.H.F. Link, 1807) - (COLUMBELLIDAE)
- lactescens, Helicomela lactescens T.D.A. Cockerell, 1921 - syn of: Caseolus punctulatus (G.B. I Sowerby, 1824) - (HYGROMIIDAE)
- lactescens, Tonna lactescens S.C.T. Hanley, 1860 - syn of: Tonna allium (L.W. Dillwyn, 1817) - (TONNIDAE)
- lactescens latesulcatum, Tonna lactescens latesulcatum W. Martini, 1777 - syn of: Tonna allium (L.W. Dillwyn, 1817) - (TONNIDAE)
- lacteum, Bittium lacteum (R.A. Philippi, 1836) - (CERITHIIDAE)
- lacteum, Cerithium lacteum L.C. Kiener, 1841 - syn of: Cerithium nesioticum H.A. Pilsbry & E.G. Vanatta, 1906 - (CERITHIIDAE)
- lacteum, Dentalium lacteum G.P. Deshayes, 1825 - syn of: Graptacme lactea (G.P. Deshayes, 1825) - (DENTALIIDAE)
- lacteum, Epitonium lacteum C.F.F. von Krauss, 1848 - syn of: Epitonium kraussi (P. Nyst, 1871) - (EPITONIIDAE)
- lacteum, Episiphon lacteum V. Scarabino & F. Scarabino, 2010 - (GADILINIDAE)
- lacteum, Eboreidens lacteum G.P. Deshayes, 1825 - syn of: Graptacme lactea (G.P. Deshayes, 1825) - (LAEVIDENTALIIDAE)
- lacteum, Propeamussium lacteum P. Dautzenberg & A.R.J.B. Bavay, 1912 - (PROPEAMUSSIIDAE)
- lacteum lusitanicum, Bittium lacteum lusitanicum F. Nordsieck, 1976 - syn of: Bittium lacteum (R.A. Philippi, 1836) - (CERITHIIDAE)
- lacteum lutea, Bittium lacteum lutea M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1884 - syn of: Bittium lacteum (R.A. Philippi, 1836) - (CERITHIIDAE)
- lacteum quadriseriata, Bittium lacteum quadriseriata M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1884 - syn of: Bittium lacteum (R.A. Philippi, 1836) - (CERITHIIDAE)
- lacteum tessellata, Bittium lacteum tessellata M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1884 - syn of: Bittium lacteum (R.A. Philippi, 1836) - (CERITHIIDAE)
- lacteus, Bulimus lacteus J.G. Bruguière, 1792 † - (BULIMULIDAE) (FOSSIL)
- lacteus, Drymaeus lacteus (H.C. Lea, 1838) - (BULIMULIDAE)
- lacteus, Conus lacteus L.A. Reeve, 1844 - (CONIDAE)
- lacteus, Cucullus lacteus P.F. Röding, 1798 - syn of: Dendroconus betulinus (C. Linnaeus, 1758) - (CONIDAE)
- lacteus, Conus lacteus J.B.P.A. Lamarck, 1810 - syn of: Graphiconus purissimus R.M. Filmer, 2011 - (CONIDAE)
- lacteus, Dendronotus lacteus (W. Thompson, 1840) - (DENDRONOTIDAE)
- lacteus, Fusus lacteus R.W. Dunker, 1882 - syn of: Fusinus albinus (A. Adams, 1856) - (FASCIOLARIIDAE)
- lacteus, Loripes lacteus (C. Linnaeus, 1758) - (LUCINIDAE)
- lacteus, Polinices lacteus L. Guilding, 1834 - (NATICIDAE)
- lacteus, Procalpurnus lacteus (J.B.P.A. Lamarck, 1810) - (OVULIDAE)
- lacteus, Pleurobranchus lacteus W.H. Dall & C.T. Simpson, 1901 - (PLEUROBRANCHIDAE)
- lacteus, Tenagodus lacteus (J.B.P.A. Lamarck, 1818) - (SILIQUARIIDAE)
- lacteus, Solen lacteus L. Spengler, 1794 - syn of: Cultellus maximus (J.F. Gmelin, 1791) - (SOLENIDAE)
- lacteus, Solen lacteus L. Spengler, 1794 - syn of: Cultellus maximus (J.F. Gmelin, 1791) - (SOLENIDAE)
- lacteus, Turbo lacteus C. Linnaeus, 1758 - syn of: Turbonilla lactea (C. Linnaeus, 1758) - (TURBINIDAE)
- lacteus, Turbo lacteus E. Donovan, 1804 - syn of: Rissoa parva (E.M. Da Costa, 1778) - (TURBINIDAE)
- lacteus angulata, Loripes lacteus angulata M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Loripes lucinalis (J.B.P.A. Lamarck, 1818) - (LUCINIDAE)
- lacteus elatus, Loripes lacteus elatus É.A.A. Locard, 1890 - (LUCINIDAE)
- lacteus lenticularis, Loripes lacteus lenticularis M.E.J. Bucquoy, P. Dautzenberg & G.F. Dollfus, 1896 - syn of: Loripes lucinalis (J.B.P.A. Lamarck, 1818) - (LUCINIDAE)
- lacteus semistriatus, Calpurnus lacteus semistriatus F.A. Schilder, 1941 - syn of: Procalpurnus semistriatus (W.H. Pease, 1862) - (OVULIDAE)
- lacthuyensis, Camaena lacthuyensis Thach, 2016 - (CAMAENIDAE)
- lactica, Mopalia acuta lactica W.H. Dall, 1919 - (MOPALIIDAE)
- lacticina, Helix lacticina E.A. Rossmässler, 1837 - syn of: Vidovicia coerulans (C. Pfeiffer, 1828) - (HELICIDAE)
- lacticolor, Zonaria lacticolor P.M. Pallary, 1900 - syn of: Zonaria pyrum (J.F. Gmelin, 1791) - (CYPRAEIDAE)
- lactifluus, Peronaeus lactifluus L. Pfeiffer, 1857 - (BULIMULIDAE)
- Lactiforis, Genus Lactiforis R.E. Golding, W.F. Ponder & M.M. Byrne, 2007 (AMPHIBOLIDAE)
- lactisfloris, Vasum lactisfloris M. Ferrario, 1983 - (TURBINELLIDAE)
- lactoides, Lucina lactoides G.P. Deshayes, 1848 - syn of: Loripes lucinalis (J.B.P.A. Lamarck, 1818) - (LUCINIDAE)
- lactoides, Turbonilla lactoides W.B. Marshall, 1897 - syn of: Turbonilla magnifica G. Seguenza, 1880 - (PYRAMIDELLIDAE)
- lactorubra, Pisinna rekohuana lactorubra (W.F. Ponder, 1965) - (ANABATHRIDAE)
- lactuca, Acteocina lactuca (G. Nevill & H. Nevill, 1871) - (ACTEOCINIDAE)
- lactuca, Acteon lactuca Unknown - (ACTEONIDAE)
- lactuca, Chama lactuca W.H. Dall, 1886 - (CHAMIDAE)
- lactuca, Murex lactuca J.F. von Eschscholtz, 1829 - syn of: Nucella lamellosa (J.F. Gmelin, 1791) - (MURICIDAE)
- lactuca, Coralliophila lactuca W.H. Dall, 1889 - syn of: Coralliophila richardi (P. Fischer, 1882) - (MURICIDAE)
- Laculina, Genus Laculina † (NEOLORICATA (UNASSIGNED)) (FOSSIL)
- laculosa, Liotina laculosa (A.A. Gould, 1859) - (LIOTIIDAE)
- lacuna, Helix lacuna G. Montagu, 1803 - syn of: Lacuna parva (E.M. Da Costa, 1778) - (HELICIDAE)
- Lacuna, Genus Lacuna W.H. Turton, 1827 (LITTORINIDAE)
- lacuna, Lacuna lacuna G. Montagu, 1803 - syn of: Lacuna parva (E.M. Da Costa, 1778) - (LITTORINIDAE)
- lacuna, Proconulus lacuna (Blake) † - (PROCONULIDAE) (FOSSIL)
- lacuna, Putilla lacuna C.F. Laseron, 1954 - syn of: Putilla porcellana (R. Tate & W.L. May, 1900) - (SEGUENZIOIDEA (unassigned))
- lacuna, Anodonta lacuna É.A.A. Locard, 1884 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- lacunae, Corbicula lacunae M. Djajasasmita, 1977 - (CYRENIDAE)
- Lacunaria, syn of: Genus Lacuna W.H. Turton, 1827 (LITTORINIDAE)
- lacunaris, Cerastoderma glaucum lacunaris T.A. de M. Monterosato, 1915 - (CARDIIDAE)
- lacunaris, Xenocardita lacunaris (Hamlin 1884) † - (CARDITIDAE) (FOSSIL)
- lacunaris, Tapes lacunaris G.S. Coen, 1914 - syn of: Polititapes aureus (J.F. Gmelin, 1791) - (VENERIDAE)
- lacunata, Zalozone lacunata E.G. Linsley, 1968 † - (GOSSELETINIDAE) (FOSSIL)
- lacunata, Pinctada lacunata L.A. Reeve, 1857 - syn of: Pinctada imbricata P.F. Röding, 1798 - (PTERIIDAE)
- lacunata, Egila lacunata (P.P. Carpenter, 1857) - (PYRAMIDELLIDAE)
- lacunatum, Homalopoma lacunatum (P.P. Carpenter, 1864) - (COLLONIIDAE)
- lacunatum, Gyrineum lacunatum (J.W. Mighels, 1845) - (RANELLIDAE)
- lacunatus, Acteon lacunatus W.H. Dall, 1927 - (ACTEONIDAE)
- lacunatus, Ammonites lacunatus Quendstedt, 1882 † - (AMMONITIDA (UNASSIGNED)) (FOSSIL)
- lacunatus, Amphithalamus lacunatus (P.P. Carpenter, 1864) - (ANABATHRIDAE)
- lacunatus, Mytilus lacunatus J.B.P.A. Lamarck, 1819 - syn of: Mytilus planulatus J.B.P.A. Lamarck, 1819 - (MYTILIDAE)
- lacunatus, Venus lacunatus L.A. Reeve, 1863 - syn of: Puberella intapurpurea (T.A. Conrad, 1849) - (VENERIDAE)
- Lacunella, Genus Lacunella G.P. Deshayes, 1861 (ELACHISINIDAE)
- lacunella, Pagodula lacunella (W.H. Dall, 1889) - (MURICIDAE)
- lacunella, Pinctada lacunella W.H. Dall, 1881 - syn of: Solariella lacunella (W.H. Dall, 1881) - (PTERIIDAE)
- lacunella, Solariella lacunella (W.H. Dall, 1881) - (SOLARIELLIDAE)
- lacunella depressa, Solariella lacunella depressa W.H. Dall, 1889 - (SOLARIELLIDAE)
- LACUNIDAE - syn of Family: LITTORINIDAE
- lacuniformis, Onoba lacuniformis W.F. Ponder & H.W. Worsfold, 1994 - (RISSOIDAE)
- lacuniformis, Sinezona lacuniformis R.B. Watson, 1886 - syn of: Macromphalina lacuniformis (R.B. Watson, 1886) - (SCISSURELLIDAE)
- lacuniformis, Ariella lacuniformis R.B. Watson, 1886 - syn of: Macromphalina lacuniformis (R.B. Watson, 1886) - (SCISSURELLIDAE)
- lacuniformis, Macromphalina lacuniformis (R.B. Watson, 1886) - (VANIKORIDAE)
- Lacunina, Genus Lacunina Kittl, 1891 † (SETTSASSIIDAE) (FOSSIL)
- Lacunitunica, syn of: Genus Lacuna W.H. Turton, 1827 (LITTORINIDAE)
- Lacunoides, Genus Lacunoides A. Warén & P. Bouchet, 1989 (NEOMPHALIDAE)
- lacunoides, Paludomus lacunoides T.H. Aldrich, 1889 - (PALUDOMIDAE)
- Lacunopsis, Genus Lacunopsis G.P. Deshayes, 1876 (POMATIOPSIDAE)
- Lacunoptyxis, Subgenus Evalea (Lacunoptyxis) A.E.M. Cossmann, 1888 (PYRAMIDELLIDAE)
- lacunorum, Strophiops inconspicuum lacunorum W.H. Dall, 1905 - (CERIONIDAE)
- lacunosa, Angaria lacunosa K.H. Barnard, 1958 - syn of: Stephopoma lacunosum (K.H. Barnard, 1963) - (ANGARIIDAE)
- lacunosa, Buccinum lacunosa J.G. Bruguière, 1789 - syn of: Haustrum lacunosum (J.G. Bruguière, 1789) - (BUCCINIDAE)
- lacunosa, Bonellitia lacunosa (F.W. Hutton, 1885 †) - (CANCELLARIIDAE) (FOSSIL)
- lacunosa, Cardiocardita lacunosa (L.A. Reeve, 1843) - (CARDITIDAE)
- lacunosa, Clathurella lacunosa A.A. Gould, 1860 - syn of: Venustoma lacunosa (A.A. Gould, 1860) - (CLATHURELLIDAE)
- lacunosa, Corbicula lacunosa P.M. Pallary, 1909 - syn of: Corbicula fluminalis (O.F. Müller, 1774) - (CYRENIDAE)
- lacunosa, Dreissena lacunosa É.A.A. Locard, 1893 - syn of: Dreissena gallandi É.A.A. Locard, 1893 - (DREISSENIDAE)
- lacunosa, Okenia lacunosa R.A. Philippi - syn of: Okenia elegans (F.S. Leuckart, 1828) - (GONIODORIDIDAE)
- lacunosa, Limopsis lacunosa Berezovsky, 2010 † - (LIMOPSIDAE) (FOSSIL)
- lacunosa, Venustoma lacunosa (A.A. Gould, 1860) - (MANGELIIDAE)
- lacunosa, Mitra lacunosa L.A. Reeve, 1844 - (MITRIDAE)
- lacunosa, Haustrum lacunosa J.G. Bruguière, 1789 - syn of: Haustrum lacunosum (J.G. Bruguière, 1789) - (MURICIDAE)
- lacunosa, Nucula lacunosa F.W. Hutton, 1885 - syn of: Linucula hartvigiana (W.L.H. Dohrn, 1864) - (NUCULIDAE)
- lacunosa, Patella lacunosa L.A. Reeve, 1854 - syn of: Scutellastra tabularis (C.F.F. von Krauss, 1848) - (PATELLIDAE)
- lacunosa, Goniomya lacunosa Stefanini, 1939 † - (PHOLADOMYIDAE) (FOSSIL)
- lacunosa, Asaphis lacunosa (J.H. Chemnitz, 1782 †) - (PSAMMOBIIDAE) (FOSSIL)
- lacunosa, Zenepos lacunosa (F.W. Hutton, 1885 †) - (RAPHITOMIDAE) (FOSSIL)
- lacunosa, Merelina lacunosa (A.W.B. Powell, 1940) - (RISSOIDAE)
- lacunosa, Promerelina lacunosa A.W.B. Powell, 1940 - syn of: Merelina lacunosa (A.W.B. Powell, 1940) - (RISSOIDAE)
- lacunosa, Tellina lacunosa L.W. Dillwyn, 1817 - syn of: Psammotreta papyracea (J.F. Gmelin, 1791) - (TELLINIDAE)
- lacunosa major, Asaphis lacunosa major G.F. Dollfus & P. Dautzenberg, 1904 † - (PSAMMOBIIDAE) (FOSSIL)
- Lacunospira, Genus Lacunospira Batten , 1958 † (ARCHAEOGASTROPODA (UNASSIGNED)) (FOSSIL)
- lacunosum, Buccinum lacunosum J.G. Bruguière, 1789 - syn of: Haustrum lacunosum (J.G. Bruguière, 1789) - (BUCCINIDAE)
- lacunosum, Trachycardium lacunosum (L.A. Reeve, 1845 †) - (CARDIIDAE) (FOSSIL)
- lacunosum, Cardium lacunosum L.A. Reeve, 1845 - syn of: Vasticardium assimile lacunosum (L.A. Reeve, 1845) - (CARDIIDAE)
- lacunosum, Vasticardium assimile lacunosum (L.A. Reeve, 1845) - (CARDIIDAE)
- lacunosum, Haustrum lacunosum (J.G. Bruguière, 1789) - (MURICIDAE)
- lacunosum, Popenoeum lacunosum R.L. Squires, Zinsmeister & Paredes-mejia, 1989 † - (PSEUDOLIVIDAE) (FOSSIL)
- lacunosum, Stephopoma lacunosum (K.H. Barnard, 1963) - (VERMETIDAE)
- lacunosus, Megalobulimus leucostomus lacunosus (A.V.M.D. D'Orbigny, 1835) - (MEGALOBULIMIDAE)
- lacuphila, Thaumatoptyx gonyptyx lacuphila H. Nordsieck, 2005 - (CLAUSILIIDAE)
- Lacurnaria, Genus Lacurnaria Conrad, 1866 † (CAENOGASTROPODA (UNASSIGNED)) (FOSSIL)
- lacusedes, Sphaerium lacusedes T. Iredale, 1943 - (SPHAERIIDAE)
- lacustre, Deroceras lacustre M. Lessona & C. Pollonera, 1882 - syn of: Deroceras laeve (O.F. Müller, 1774) - (AGRIOLIMACIDAE)
- lacustre, Musculus lacustre H.P.C. Møller - (MYTILIDAE)
- lacustre, Musculium lacustre (O.F. Müller, 1774) - (SPHAERIIDAE)
- lacustre, Pisidium lacustre S. Clessin, 1873 - syn of: Pisidium lilljeborgi S. Clessin, 1886 - (SPHAERIIDAE)
- Lacustrelix, Genus Lacustrelix T. Iredale, 1937 (CAMAENIDAE)
- Lacustriana, syn of: Genus Sphaerium J.A. Scopoli, 1777 (SPHAERIIDAE)
- lacustriformis, Lymnaea turrita lacustriformis Jooss, 1913 † - (LYMNAEIDAE) (FOSSIL)
- Lacustrina, syn of: Genus Pisidium L. Pfeiffer, 1821 (SPHAERIIDAE)
- lacustris, Acroloxus lacustris (C. Linnaeus, 1758) - (ACROLOXIDAE)
- lacustris, Emmericiopsis lacustris (Martens, 1897) - (BITHYNIIDAE)
- lacustris, Littoridina lacustris (H. Hass, 1955) - (COCHLIOPIDAE)
- lacustris, Mytilopsis lacustris (P.M.A. Morelet, 1860) - (DREISSENIDAE)
- lacustris, Probythinella emarginata lacustris H.B. Baker, 1928 - (HYDROBIIDAE)
- lacustris, Spatha lacustris C.T. Simpson, 1900 - syn of: Chambardia wahlbergi (C.F.F. von Krauss, 1848) - (IRIDINIDAE)
- lacustris, Radix lacustris S. Clessin, 1887 - syn of: Radix labiata (E.A. Rossmässler, 1835) - (LYMNAEIDAE)
- lacustris, Mytilaster lacustris A. da Costa, 1839 - syn of: Mytilaster minimus (G.S. Poli, 1795) - (MYTILIDAE)
- lacustris, Modiola lacustris E.C. Von Martens, 1875 - syn of: Limnoperna fortunei (R.W. Dunker, 1857) - (MYTILIDAE)
- lacustris, Glyptomelania lacustris (P.M.A. Morelet, 1849) - (PACHYCHILIDAE)
- lacustris, Syrnolopsis lacustris E.A. Smith, 1880 - (PALUDOMIDAE)
- lacustris, Patella lacustris C. Linnaeus, 1758 - syn of: Acroloxus lacustris (C. Linnaeus, 1758) - (PATELLIDAE)
- lacustris, Haitia lacustris (S. Clessin, 1886) - (PHYSIDAE)
- lacustris, Ferrissia lacustris B. Walker, 1924 - (PLANORBIDAE)
- lacustris, Segmentina lacustris J. Lightfoot, 1768 - syn of: Segmentina nitida (O.F. Müller, 1774) - (PLANORBIDAE)
- lacustris, Pseudohyria lacustris (Martinson, 1957 †) - (PSEUDOHYRIIDAE) (FOSSIL)
- lacustris, Cyclas lacustris J.P.R. Draparnaud, 1805 - syn of: Sphaerium nucleus (S.E. Studer, 1820) - (SPHAERIIDAE)
- lacustris, Tellina lacustris O.F. Müller, 1774 - syn of: Musculium lacustre (O.F. Müller, 1774) - (TELLINIDAE)
- lacustris, Melania lacustris P.M.A. Morelet, 1849 - syn of: Glyptomelania lacustris (P.M.A. Morelet, 1849) - (THIARIDAE)
- lacustris, Trigonioides lacustris Martinson, 1957 † - syn of: Pseudohyria lacustris (Martinson, 1957 †) - (TRIGONIOIDIDAE) (FOSSIL)
- lacustris, Pyganodon lacustris (I. Lea, 1852) - (UNIONIDAE)
- lacustris, Buldowskia lacustris Labay & Shulga, 1999 - syn of: Anemina arcaeformis (P.M. Heude, 1877) - (UNIONIDAE)
- lacustris, Valvata lacustris S. Clessin, 1877 † - (VALVATIDAE) (FOSSIL)
- lacustris, Vivipara lacustris H.H. Beck, 1847 - syn of: Viviparus contectus P.A. Millet, 1813 - (VIVIPARIDAE)
- lacustris amphibolus, Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustris baicalensis, Acroloxus lacustris baicalensis Kozhov, 1936 - syn of: Acroloxus baicalensis Kozhov, 1936 - (ACROLOXIDAE)
- lacustris conradi, Pachychilus lacustris conradi E.C. Von Martens, 1899 - syn of: Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustris eliminatus, Pachychilus lacustris eliminatus P.H. Fischer & J.C.H. Crosse, 1892 - syn of: Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustris limafodens, Probythinella lacustris limafodens J.P.E. Morrison, 1947 - syn of: Probythinella emarginata (H.C. Küster, 1852) - (HYDROBIIDAE)
- lacustris major, Leptospatha lacustris major J. Germain, 1906 - syn of: Chambardia wahlbergi (C.F.F. von Krauss, 1848) - (IRIDINIDAE)
- lacustris major, Pachychilus lacustris major P.H. Fischer & J.C.H. Crosse, 1892 - syn of: Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustris pumila, Pachychilus lacustris pumila P.H. Fischer & J.C.H. Crosse, 1892 - syn of: Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustris septentrionalis, Musculium lacustris septentrionalis S. Clessin in C.A. Westerlund, 1878 - syn of: Musculium lacustre (O.F. Müller, 1774) - (SPHAERIIDAE)
- lacustris terebralis, Pachychilus lacustris terebralis P.H. Fischer & J.C.H. Crosse, 1892 - syn of: Glyptomelania lacustris amphibolus (P.H. Fischer & J.C.H. Crosse, 1892) - (PACHYCHILIDAE)
- lacustristurca, Graecoanatolica lacustristurca P. Radoman, 1973 - (HYDROBIIDAE)
- lacuum, Anodonta lacuum J.R. Bourguignat, 1881 - syn of: Anodonta cygnea (C. Linnaeus, 1758) - (UNIONIDAE)
- laczkoi, Confusionella laczkoi (Bittner, 1901 †) - (PTERIIDAE) (FOSSIL)
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